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[PATCH v11 6/7] Row pattern recognition patch (tests).
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* [PATCH v11 6/7] Row pattern recognition patch (tests).
@ 2023-11-08 06:57 Tatsuo Ishii <ishii@postgresql.org>
  0 siblings, 0 replies; 951+ messages in thread

From: Tatsuo Ishii @ 2023-11-08 06:57 UTC (permalink / raw)

---
 src/test/regress/expected/rpr.out  | 821 +++++++++++++++++++++++++++++
 src/test/regress/parallel_schedule |   2 +-
 src/test/regress/sql/rpr.sql       | 392 ++++++++++++++
 3 files changed, 1214 insertions(+), 1 deletion(-)
 create mode 100644 src/test/regress/expected/rpr.out
 create mode 100644 src/test/regress/sql/rpr.sql

diff --git a/src/test/regress/expected/rpr.out b/src/test/regress/expected/rpr.out
new file mode 100644
index 0000000000..e8998ebf45
--- /dev/null
+++ b/src/test/regress/expected/rpr.out
@@ -0,0 +1,821 @@
+--
+-- Test for row pattern definition clause
+--
+CREATE TEMP TABLE stock (
+       company TEXT,
+       tdate DATE,
+       price INTEGER
+);
+INSERT INTO stock VALUES ('company1', '2023-07-01', 100);
+INSERT INTO stock VALUES ('company1', '2023-07-02', 200);
+INSERT INTO stock VALUES ('company1', '2023-07-03', 150);
+INSERT INTO stock VALUES ('company1', '2023-07-04', 140);
+INSERT INTO stock VALUES ('company1', '2023-07-05', 150);
+INSERT INTO stock VALUES ('company1', '2023-07-06', 90);
+INSERT INTO stock VALUES ('company1', '2023-07-07', 110);
+INSERT INTO stock VALUES ('company1', '2023-07-08', 130);
+INSERT INTO stock VALUES ('company1', '2023-07-09', 120);
+INSERT INTO stock VALUES ('company1', '2023-07-10', 130);
+INSERT INTO stock VALUES ('company2', '2023-07-01', 50);
+INSERT INTO stock VALUES ('company2', '2023-07-02', 2000);
+INSERT INTO stock VALUES ('company2', '2023-07-03', 1500);
+INSERT INTO stock VALUES ('company2', '2023-07-04', 1400);
+INSERT INTO stock VALUES ('company2', '2023-07-05', 1500);
+INSERT INTO stock VALUES ('company2', '2023-07-06', 60);
+INSERT INTO stock VALUES ('company2', '2023-07-07', 1100);
+INSERT INTO stock VALUES ('company2', '2023-07-08', 1300);
+INSERT INTO stock VALUES ('company2', '2023-07-09', 1200);
+INSERT INTO stock VALUES ('company2', '2023-07-10', 1300);
+SELECT * FROM stock;
+ company  |   tdate    | price 
+----------+------------+-------
+ company1 | 07-01-2023 |   100
+ company1 | 07-02-2023 |   200
+ company1 | 07-03-2023 |   150
+ company1 | 07-04-2023 |   140
+ company1 | 07-05-2023 |   150
+ company1 | 07-06-2023 |    90
+ company1 | 07-07-2023 |   110
+ company1 | 07-08-2023 |   130
+ company1 | 07-09-2023 |   120
+ company1 | 07-10-2023 |   130
+ company2 | 07-01-2023 |    50
+ company2 | 07-02-2023 |  2000
+ company2 | 07-03-2023 |  1500
+ company2 | 07-04-2023 |  1400
+ company2 | 07-05-2023 |  1500
+ company2 | 07-06-2023 |    60
+ company2 | 07-07-2023 |  1100
+ company2 | 07-08-2023 |  1300
+ company2 | 07-09-2023 |  1200
+ company2 | 07-10-2023 |  1300
+(20 rows)
+
+-- basic test using PREV
+SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w,
+ nth_value(tdate, 2) OVER w AS nth_second
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ INITIAL
+ PATTERN (START UP+ DOWN+)
+ DEFINE
+  START AS TRUE,
+  UP AS price > PREV(price),
+  DOWN AS price < PREV(price)
+);
+ company  |   tdate    | price | first_value | last_value | nth_second 
+----------+------------+-------+-------------+------------+------------
+ company1 | 07-01-2023 |   100 |         100 |        140 | 07-02-2023
+ company1 | 07-02-2023 |   200 |             |            | 
+ company1 | 07-03-2023 |   150 |             |            | 
+ company1 | 07-04-2023 |   140 |             |            | 
+ company1 | 07-05-2023 |   150 |             |            | 
+ company1 | 07-06-2023 |    90 |          90 |        120 | 07-07-2023
+ company1 | 07-07-2023 |   110 |             |            | 
+ company1 | 07-08-2023 |   130 |             |            | 
+ company1 | 07-09-2023 |   120 |             |            | 
+ company1 | 07-10-2023 |   130 |             |            | 
+ company2 | 07-01-2023 |    50 |          50 |       1400 | 07-02-2023
+ company2 | 07-02-2023 |  2000 |             |            | 
+ company2 | 07-03-2023 |  1500 |             |            | 
+ company2 | 07-04-2023 |  1400 |             |            | 
+ company2 | 07-05-2023 |  1500 |             |            | 
+ company2 | 07-06-2023 |    60 |          60 |       1200 | 07-07-2023
+ company2 | 07-07-2023 |  1100 |             |            | 
+ company2 | 07-08-2023 |  1300 |             |            | 
+ company2 | 07-09-2023 |  1200 |             |            | 
+ company2 | 07-10-2023 |  1300 |             |            | 
+(20 rows)
+
+-- basic test using PREV. UP appears twice
+SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w,
+ nth_value(tdate, 2) OVER w AS nth_second
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ INITIAL
+ PATTERN (START UP+ DOWN+ UP+)
+ DEFINE
+  START AS TRUE,
+  UP AS price > PREV(price),
+  DOWN AS price < PREV(price)
+);
+ company  |   tdate    | price | first_value | last_value | nth_second 
+----------+------------+-------+-------------+------------+------------
+ company1 | 07-01-2023 |   100 |         100 |        150 | 07-02-2023
+ company1 | 07-02-2023 |   200 |             |            | 
+ company1 | 07-03-2023 |   150 |             |            | 
+ company1 | 07-04-2023 |   140 |             |            | 
+ company1 | 07-05-2023 |   150 |             |            | 
+ company1 | 07-06-2023 |    90 |          90 |        130 | 07-07-2023
+ company1 | 07-07-2023 |   110 |             |            | 
+ company1 | 07-08-2023 |   130 |             |            | 
+ company1 | 07-09-2023 |   120 |             |            | 
+ company1 | 07-10-2023 |   130 |             |            | 
+ company2 | 07-01-2023 |    50 |          50 |       1500 | 07-02-2023
+ company2 | 07-02-2023 |  2000 |             |            | 
+ company2 | 07-03-2023 |  1500 |             |            | 
+ company2 | 07-04-2023 |  1400 |             |            | 
+ company2 | 07-05-2023 |  1500 |             |            | 
+ company2 | 07-06-2023 |    60 |          60 |       1300 | 07-07-2023
+ company2 | 07-07-2023 |  1100 |             |            | 
+ company2 | 07-08-2023 |  1300 |             |            | 
+ company2 | 07-09-2023 |  1200 |             |            | 
+ company2 | 07-10-2023 |  1300 |             |            | 
+(20 rows)
+
+-- basic test using PREV. Use '*'
+SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w,
+ nth_value(tdate, 2) OVER w AS nth_second
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ INITIAL
+ PATTERN (START UP* DOWN+)
+ DEFINE
+  START AS TRUE,
+  UP AS price > PREV(price),
+  DOWN AS price < PREV(price)
+);
+ company  |   tdate    | price | first_value | last_value | nth_second 
+----------+------------+-------+-------------+------------+------------
+ company1 | 07-01-2023 |   100 |         100 |        140 | 07-02-2023
+ company1 | 07-02-2023 |   200 |             |            | 
+ company1 | 07-03-2023 |   150 |             |            | 
+ company1 | 07-04-2023 |   140 |             |            | 
+ company1 | 07-05-2023 |   150 |         150 |         90 | 07-06-2023
+ company1 | 07-06-2023 |    90 |             |            | 
+ company1 | 07-07-2023 |   110 |         110 |        120 | 07-08-2023
+ company1 | 07-08-2023 |   130 |             |            | 
+ company1 | 07-09-2023 |   120 |             |            | 
+ company1 | 07-10-2023 |   130 |             |            | 
+ company2 | 07-01-2023 |    50 |          50 |       1400 | 07-02-2023
+ company2 | 07-02-2023 |  2000 |             |            | 
+ company2 | 07-03-2023 |  1500 |             |            | 
+ company2 | 07-04-2023 |  1400 |             |            | 
+ company2 | 07-05-2023 |  1500 |        1500 |         60 | 07-06-2023
+ company2 | 07-06-2023 |    60 |             |            | 
+ company2 | 07-07-2023 |  1100 |        1100 |       1200 | 07-08-2023
+ company2 | 07-08-2023 |  1300 |             |            | 
+ company2 | 07-09-2023 |  1200 |             |            | 
+ company2 | 07-10-2023 |  1300 |             |            | 
+(20 rows)
+
+-- basic test with none greedy pattern
+SELECT company, tdate, price, count(*) OVER w
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ INITIAL
+ PATTERN (A A A)
+ DEFINE
+  A AS price >= 140 AND price <= 150
+);
+ company  |   tdate    | price | count 
+----------+------------+-------+-------
+ company1 | 07-01-2023 |   100 |     0
+ company1 | 07-02-2023 |   200 |     0
+ company1 | 07-03-2023 |   150 |     3
+ company1 | 07-04-2023 |   140 |      
+ company1 | 07-05-2023 |   150 |      
+ company1 | 07-06-2023 |    90 |     0
+ company1 | 07-07-2023 |   110 |     0
+ company1 | 07-08-2023 |   130 |     0
+ company1 | 07-09-2023 |   120 |     0
+ company1 | 07-10-2023 |   130 |     0
+ company2 | 07-01-2023 |    50 |     0
+ company2 | 07-02-2023 |  2000 |     0
+ company2 | 07-03-2023 |  1500 |     0
+ company2 | 07-04-2023 |  1400 |     0
+ company2 | 07-05-2023 |  1500 |     0
+ company2 | 07-06-2023 |    60 |     0
+ company2 | 07-07-2023 |  1100 |     0
+ company2 | 07-08-2023 |  1300 |     0
+ company2 | 07-09-2023 |  1200 |     0
+ company2 | 07-10-2023 |  1300 |     0
+(20 rows)
+
+-- last_value() should remain consistent
+SELECT company, tdate, price, last_value(price) OVER w
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ORDER BY tdate
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ INITIAL
+ PATTERN (START UP+ DOWN+)
+ DEFINE
+  START AS TRUE,
+  UP AS price > PREV(price),
+  DOWN AS price < PREV(price)
+);
+ company  |   tdate    | price | last_value 
+----------+------------+-------+------------
+ company1 | 07-01-2023 |   100 |        140
+ company1 | 07-02-2023 |   200 |           
+ company1 | 07-03-2023 |   150 |           
+ company1 | 07-04-2023 |   140 |           
+ company1 | 07-05-2023 |   150 |           
+ company1 | 07-06-2023 |    90 |        120
+ company1 | 07-07-2023 |   110 |           
+ company1 | 07-08-2023 |   130 |           
+ company1 | 07-09-2023 |   120 |           
+ company1 | 07-10-2023 |   130 |           
+ company2 | 07-01-2023 |    50 |       1400
+ company2 | 07-02-2023 |  2000 |           
+ company2 | 07-03-2023 |  1500 |           
+ company2 | 07-04-2023 |  1400 |           
+ company2 | 07-05-2023 |  1500 |           
+ company2 | 07-06-2023 |    60 |       1200
+ company2 | 07-07-2023 |  1100 |           
+ company2 | 07-08-2023 |  1300 |           
+ company2 | 07-09-2023 |  1200 |           
+ company2 | 07-10-2023 |  1300 |           
+(20 rows)
+
+-- omit "START" in DEFINE but it is ok because "START AS TRUE" is
+-- implicitly defined. per spec.
+SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w,
+ nth_value(tdate, 2) OVER w AS nth_second
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ INITIAL
+ PATTERN (START UP+ DOWN+)
+ DEFINE
+  UP AS price > PREV(price),
+  DOWN AS price < PREV(price)
+);
+ company  |   tdate    | price | first_value | last_value | nth_second 
+----------+------------+-------+-------------+------------+------------
+ company1 | 07-01-2023 |   100 |         100 |        140 | 07-02-2023
+ company1 | 07-02-2023 |   200 |             |            | 
+ company1 | 07-03-2023 |   150 |             |            | 
+ company1 | 07-04-2023 |   140 |             |            | 
+ company1 | 07-05-2023 |   150 |             |            | 
+ company1 | 07-06-2023 |    90 |          90 |        120 | 07-07-2023
+ company1 | 07-07-2023 |   110 |             |            | 
+ company1 | 07-08-2023 |   130 |             |            | 
+ company1 | 07-09-2023 |   120 |             |            | 
+ company1 | 07-10-2023 |   130 |             |            | 
+ company2 | 07-01-2023 |    50 |          50 |       1400 | 07-02-2023
+ company2 | 07-02-2023 |  2000 |             |            | 
+ company2 | 07-03-2023 |  1500 |             |            | 
+ company2 | 07-04-2023 |  1400 |             |            | 
+ company2 | 07-05-2023 |  1500 |             |            | 
+ company2 | 07-06-2023 |    60 |          60 |       1200 | 07-07-2023
+ company2 | 07-07-2023 |  1100 |             |            | 
+ company2 | 07-08-2023 |  1300 |             |            | 
+ company2 | 07-09-2023 |  1200 |             |            | 
+ company2 | 07-10-2023 |  1300 |             |            | 
+(20 rows)
+
+-- the first row start with less than or equal to 100
+SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ INITIAL
+ PATTERN (LOWPRICE UP+ DOWN+)
+ DEFINE
+  LOWPRICE AS price <= 100,
+  UP AS price > PREV(price),
+  DOWN AS price < PREV(price)
+);
+ company  |   tdate    | price | first_value | last_value 
+----------+------------+-------+-------------+------------
+ company1 | 07-01-2023 |   100 |         100 |        140
+ company1 | 07-02-2023 |   200 |             |           
+ company1 | 07-03-2023 |   150 |             |           
+ company1 | 07-04-2023 |   140 |             |           
+ company1 | 07-05-2023 |   150 |             |           
+ company1 | 07-06-2023 |    90 |          90 |        120
+ company1 | 07-07-2023 |   110 |             |           
+ company1 | 07-08-2023 |   130 |             |           
+ company1 | 07-09-2023 |   120 |             |           
+ company1 | 07-10-2023 |   130 |             |           
+ company2 | 07-01-2023 |    50 |          50 |       1400
+ company2 | 07-02-2023 |  2000 |             |           
+ company2 | 07-03-2023 |  1500 |             |           
+ company2 | 07-04-2023 |  1400 |             |           
+ company2 | 07-05-2023 |  1500 |             |           
+ company2 | 07-06-2023 |    60 |          60 |       1200
+ company2 | 07-07-2023 |  1100 |             |           
+ company2 | 07-08-2023 |  1300 |             |           
+ company2 | 07-09-2023 |  1200 |             |           
+ company2 | 07-10-2023 |  1300 |             |           
+(20 rows)
+
+-- second row raises 120%
+SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ INITIAL
+ PATTERN (LOWPRICE UP+ DOWN+)
+ DEFINE
+  LOWPRICE AS price <= 100,
+  UP AS price > PREV(price) * 1.2,
+  DOWN AS price < PREV(price)
+);
+ company  |   tdate    | price | first_value | last_value 
+----------+------------+-------+-------------+------------
+ company1 | 07-01-2023 |   100 |         100 |        140
+ company1 | 07-02-2023 |   200 |             |           
+ company1 | 07-03-2023 |   150 |             |           
+ company1 | 07-04-2023 |   140 |             |           
+ company1 | 07-05-2023 |   150 |             |           
+ company1 | 07-06-2023 |    90 |             |           
+ company1 | 07-07-2023 |   110 |             |           
+ company1 | 07-08-2023 |   130 |             |           
+ company1 | 07-09-2023 |   120 |             |           
+ company1 | 07-10-2023 |   130 |             |           
+ company2 | 07-01-2023 |    50 |          50 |       1400
+ company2 | 07-02-2023 |  2000 |             |           
+ company2 | 07-03-2023 |  1500 |             |           
+ company2 | 07-04-2023 |  1400 |             |           
+ company2 | 07-05-2023 |  1500 |             |           
+ company2 | 07-06-2023 |    60 |             |           
+ company2 | 07-07-2023 |  1100 |             |           
+ company2 | 07-08-2023 |  1300 |             |           
+ company2 | 07-09-2023 |  1200 |             |           
+ company2 | 07-10-2023 |  1300 |             |           
+(20 rows)
+
+-- using NEXT
+SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ INITIAL
+ PATTERN (START UPDOWN)
+ DEFINE
+  START AS TRUE,
+  UPDOWN AS price > PREV(price) AND price > NEXT(price)
+);
+ company  |   tdate    | price | first_value | last_value 
+----------+------------+-------+-------------+------------
+ company1 | 07-01-2023 |   100 |         100 |        200
+ company1 | 07-02-2023 |   200 |             |           
+ company1 | 07-03-2023 |   150 |             |           
+ company1 | 07-04-2023 |   140 |         140 |        150
+ company1 | 07-05-2023 |   150 |             |           
+ company1 | 07-06-2023 |    90 |             |           
+ company1 | 07-07-2023 |   110 |         110 |        130
+ company1 | 07-08-2023 |   130 |             |           
+ company1 | 07-09-2023 |   120 |             |           
+ company1 | 07-10-2023 |   130 |             |           
+ company2 | 07-01-2023 |    50 |          50 |       2000
+ company2 | 07-02-2023 |  2000 |             |           
+ company2 | 07-03-2023 |  1500 |             |           
+ company2 | 07-04-2023 |  1400 |        1400 |       1500
+ company2 | 07-05-2023 |  1500 |             |           
+ company2 | 07-06-2023 |    60 |             |           
+ company2 | 07-07-2023 |  1100 |        1100 |       1300
+ company2 | 07-08-2023 |  1300 |             |           
+ company2 | 07-09-2023 |  1200 |             |           
+ company2 | 07-10-2023 |  1300 |             |           
+(20 rows)
+
+-- using AFTER MATCH SKIP TO NEXT ROW
+SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ AFTER MATCH SKIP TO NEXT ROW
+ INITIAL
+ PATTERN (START UPDOWN)
+ DEFINE
+  START AS TRUE,
+  UPDOWN AS price > PREV(price) AND price > NEXT(price)
+);
+ company  |   tdate    | price | first_value | last_value 
+----------+------------+-------+-------------+------------
+ company1 | 07-01-2023 |   100 |         100 |        200
+ company1 | 07-02-2023 |   200 |             |           
+ company1 | 07-03-2023 |   150 |             |           
+ company1 | 07-04-2023 |   140 |         140 |        150
+ company1 | 07-05-2023 |   150 |             |           
+ company1 | 07-06-2023 |    90 |             |           
+ company1 | 07-07-2023 |   110 |         110 |        130
+ company1 | 07-08-2023 |   130 |             |           
+ company1 | 07-09-2023 |   120 |             |           
+ company1 | 07-10-2023 |   130 |             |           
+ company2 | 07-01-2023 |    50 |          50 |       2000
+ company2 | 07-02-2023 |  2000 |             |           
+ company2 | 07-03-2023 |  1500 |             |           
+ company2 | 07-04-2023 |  1400 |        1400 |       1500
+ company2 | 07-05-2023 |  1500 |             |           
+ company2 | 07-06-2023 |    60 |             |           
+ company2 | 07-07-2023 |  1100 |        1100 |       1300
+ company2 | 07-08-2023 |  1300 |             |           
+ company2 | 07-09-2023 |  1200 |             |           
+ company2 | 07-10-2023 |  1300 |             |           
+(20 rows)
+
+-- match everything
+SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ORDER BY tdate
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ AFTER MATCH SKIP PAST LAST ROW
+ INITIAL
+ PATTERN (A+)
+ DEFINE
+  A AS TRUE
+);
+ company  |   tdate    | price | first_value | last_value 
+----------+------------+-------+-------------+------------
+ company1 | 07-01-2023 |   100 |         100 |        130
+ company1 | 07-02-2023 |   200 |             |           
+ company1 | 07-03-2023 |   150 |             |           
+ company1 | 07-04-2023 |   140 |             |           
+ company1 | 07-05-2023 |   150 |             |           
+ company1 | 07-06-2023 |    90 |             |           
+ company1 | 07-07-2023 |   110 |             |           
+ company1 | 07-08-2023 |   130 |             |           
+ company1 | 07-09-2023 |   120 |             |           
+ company1 | 07-10-2023 |   130 |             |           
+ company2 | 07-01-2023 |    50 |          50 |       1300
+ company2 | 07-02-2023 |  2000 |             |           
+ company2 | 07-03-2023 |  1500 |             |           
+ company2 | 07-04-2023 |  1400 |             |           
+ company2 | 07-05-2023 |  1500 |             |           
+ company2 | 07-06-2023 |    60 |             |           
+ company2 | 07-07-2023 |  1100 |             |           
+ company2 | 07-08-2023 |  1300 |             |           
+ company2 | 07-09-2023 |  1200 |             |           
+ company2 | 07-10-2023 |  1300 |             |           
+(20 rows)
+
+-- backtracking with reclassification of rows
+-- using AFTER MATCH SKIP PAST LAST ROW
+SELECT company, tdate, price, first_value(tdate) OVER w, last_value(tdate) OVER w
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ORDER BY tdate
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ AFTER MATCH SKIP PAST LAST ROW
+ INITIAL
+ PATTERN (A+ B+)
+ DEFINE
+  A AS price > 100,
+  B AS price > 100
+);
+ company  |   tdate    | price | first_value | last_value 
+----------+------------+-------+-------------+------------
+ company1 | 07-01-2023 |   100 |             | 
+ company1 | 07-02-2023 |   200 | 07-02-2023  | 07-05-2023
+ company1 | 07-03-2023 |   150 |             | 
+ company1 | 07-04-2023 |   140 |             | 
+ company1 | 07-05-2023 |   150 |             | 
+ company1 | 07-06-2023 |    90 |             | 
+ company1 | 07-07-2023 |   110 | 07-07-2023  | 07-10-2023
+ company1 | 07-08-2023 |   130 |             | 
+ company1 | 07-09-2023 |   120 |             | 
+ company1 | 07-10-2023 |   130 |             | 
+ company2 | 07-01-2023 |    50 |             | 
+ company2 | 07-02-2023 |  2000 | 07-02-2023  | 07-05-2023
+ company2 | 07-03-2023 |  1500 |             | 
+ company2 | 07-04-2023 |  1400 |             | 
+ company2 | 07-05-2023 |  1500 |             | 
+ company2 | 07-06-2023 |    60 |             | 
+ company2 | 07-07-2023 |  1100 | 07-07-2023  | 07-10-2023
+ company2 | 07-08-2023 |  1300 |             | 
+ company2 | 07-09-2023 |  1200 |             | 
+ company2 | 07-10-2023 |  1300 |             | 
+(20 rows)
+
+-- backtracking with reclassification of rows
+-- using AFTER MATCH SKIP TO NEXT ROW
+SELECT company, tdate, price, first_value(tdate) OVER w, last_value(tdate) OVER w
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ORDER BY tdate
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ AFTER MATCH SKIP TO NEXT ROW
+ INITIAL
+ PATTERN (A+ B+)
+ DEFINE
+  A AS price > 100,
+  B AS price > 100
+);
+ company  |   tdate    | price | first_value | last_value 
+----------+------------+-------+-------------+------------
+ company1 | 07-01-2023 |   100 |             | 
+ company1 | 07-02-2023 |   200 | 07-02-2023  | 07-05-2023
+ company1 | 07-03-2023 |   150 | 07-03-2023  | 07-05-2023
+ company1 | 07-04-2023 |   140 | 07-04-2023  | 07-05-2023
+ company1 | 07-05-2023 |   150 |             | 
+ company1 | 07-06-2023 |    90 |             | 
+ company1 | 07-07-2023 |   110 | 07-07-2023  | 07-10-2023
+ company1 | 07-08-2023 |   130 | 07-08-2023  | 07-10-2023
+ company1 | 07-09-2023 |   120 | 07-09-2023  | 07-10-2023
+ company1 | 07-10-2023 |   130 |             | 
+ company2 | 07-01-2023 |    50 |             | 
+ company2 | 07-02-2023 |  2000 | 07-02-2023  | 07-05-2023
+ company2 | 07-03-2023 |  1500 | 07-03-2023  | 07-05-2023
+ company2 | 07-04-2023 |  1400 | 07-04-2023  | 07-05-2023
+ company2 | 07-05-2023 |  1500 |             | 
+ company2 | 07-06-2023 |    60 |             | 
+ company2 | 07-07-2023 |  1100 | 07-07-2023  | 07-10-2023
+ company2 | 07-08-2023 |  1300 | 07-08-2023  | 07-10-2023
+ company2 | 07-09-2023 |  1200 | 07-09-2023  | 07-10-2023
+ company2 | 07-10-2023 |  1300 |             | 
+(20 rows)
+
+-- ROWS BETWEEN CURRENT ROW AND offset FOLLOWING
+SELECT company, tdate, price, first_value(tdate) OVER w, last_value(tdate) OVER w,
+ count(*) OVER w
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ORDER BY tdate
+ ROWS BETWEEN CURRENT ROW AND 2 FOLLOWING
+ AFTER MATCH SKIP PAST LAST ROW
+ PATTERN (START UP+ DOWN+)
+ DEFINE
+  START AS TRUE,
+  UP AS price > PREV(price),
+  DOWN AS price < PREV(price)
+);
+ company  |   tdate    | price | first_value | last_value | count 
+----------+------------+-------+-------------+------------+-------
+ company1 | 07-01-2023 |   100 | 07-01-2023  | 07-03-2023 |     3
+ company1 | 07-02-2023 |   200 |             |            |      
+ company1 | 07-03-2023 |   150 |             |            |      
+ company1 | 07-04-2023 |   140 | 07-04-2023  | 07-06-2023 |     3
+ company1 | 07-05-2023 |   150 |             |            |      
+ company1 | 07-06-2023 |    90 |             |            |      
+ company1 | 07-07-2023 |   110 | 07-07-2023  | 07-09-2023 |     3
+ company1 | 07-08-2023 |   130 |             |            |      
+ company1 | 07-09-2023 |   120 |             |            |      
+ company1 | 07-10-2023 |   130 |             |            |     0
+ company2 | 07-01-2023 |    50 | 07-01-2023  | 07-03-2023 |     3
+ company2 | 07-02-2023 |  2000 |             |            |      
+ company2 | 07-03-2023 |  1500 |             |            |      
+ company2 | 07-04-2023 |  1400 | 07-04-2023  | 07-06-2023 |     3
+ company2 | 07-05-2023 |  1500 |             |            |      
+ company2 | 07-06-2023 |    60 |             |            |      
+ company2 | 07-07-2023 |  1100 | 07-07-2023  | 07-09-2023 |     3
+ company2 | 07-08-2023 |  1300 |             |            |      
+ company2 | 07-09-2023 |  1200 |             |            |      
+ company2 | 07-10-2023 |  1300 |             |            |     0
+(20 rows)
+
+--
+-- Aggregates
+--
+-- using AFTER MATCH SKIP PAST LAST ROW
+SELECT company, tdate, price,
+ first_value(price) OVER w,
+ last_value(price) OVER w,
+ max(price) OVER w,
+ min(price) OVER w,
+ sum(price) OVER w,
+ avg(price) OVER w,
+ count(price) OVER w
+FROM stock
+WINDOW w AS (
+PARTITION BY company
+ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+AFTER MATCH SKIP PAST LAST ROW
+INITIAL
+PATTERN (START UP+ DOWN+)
+DEFINE
+START AS TRUE,
+UP AS price > PREV(price),
+DOWN AS price < PREV(price)
+);
+ company  |   tdate    | price | first_value | last_value | max  | min | sum  |          avg          | count 
+----------+------------+-------+-------------+------------+------+-----+------+-----------------------+-------
+ company1 | 07-01-2023 |   100 |         100 |        140 |  200 | 100 |  590 |  147.5000000000000000 |     4
+ company1 | 07-02-2023 |   200 |             |            |      |     |      |                       |      
+ company1 | 07-03-2023 |   150 |             |            |      |     |      |                       |      
+ company1 | 07-04-2023 |   140 |             |            |      |     |      |                       |      
+ company1 | 07-05-2023 |   150 |             |            |      |     |      |                       |     0
+ company1 | 07-06-2023 |    90 |          90 |        120 |  130 |  90 |  450 |  112.5000000000000000 |     4
+ company1 | 07-07-2023 |   110 |             |            |      |     |      |                       |      
+ company1 | 07-08-2023 |   130 |             |            |      |     |      |                       |      
+ company1 | 07-09-2023 |   120 |             |            |      |     |      |                       |      
+ company1 | 07-10-2023 |   130 |             |            |      |     |      |                       |     0
+ company2 | 07-01-2023 |    50 |          50 |       1400 | 2000 |  50 | 4950 | 1237.5000000000000000 |     4
+ company2 | 07-02-2023 |  2000 |             |            |      |     |      |                       |      
+ company2 | 07-03-2023 |  1500 |             |            |      |     |      |                       |      
+ company2 | 07-04-2023 |  1400 |             |            |      |     |      |                       |      
+ company2 | 07-05-2023 |  1500 |             |            |      |     |      |                       |     0
+ company2 | 07-06-2023 |    60 |          60 |       1200 | 1300 |  60 | 3660 |  915.0000000000000000 |     4
+ company2 | 07-07-2023 |  1100 |             |            |      |     |      |                       |      
+ company2 | 07-08-2023 |  1300 |             |            |      |     |      |                       |      
+ company2 | 07-09-2023 |  1200 |             |            |      |     |      |                       |      
+ company2 | 07-10-2023 |  1300 |             |            |      |     |      |                       |     0
+(20 rows)
+
+-- using AFTER MATCH SKIP TO NEXT ROW
+SELECT company, tdate, price,
+ first_value(price) OVER w,
+ last_value(price) OVER w,
+ max(price) OVER w,
+ min(price) OVER w,
+ sum(price) OVER w,
+ avg(price) OVER w,
+ count(price) OVER w
+FROM stock
+WINDOW w AS (
+PARTITION BY company
+ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+AFTER MATCH SKIP TO NEXT ROW
+INITIAL
+PATTERN (START UP+ DOWN+)
+DEFINE
+START AS TRUE,
+UP AS price > PREV(price),
+DOWN AS price < PREV(price)
+);
+ company  |   tdate    | price | first_value | last_value | max  | min  | sum  |          avg          | count 
+----------+------------+-------+-------------+------------+------+------+------+-----------------------+-------
+ company1 | 07-01-2023 |   100 |         100 |        140 |  200 |  100 |  590 |  147.5000000000000000 |     4
+ company1 | 07-02-2023 |   200 |             |            |      |      |      |                       |     0
+ company1 | 07-03-2023 |   150 |             |            |      |      |      |                       |     0
+ company1 | 07-04-2023 |   140 |         140 |         90 |  150 |   90 |  380 |  126.6666666666666667 |     3
+ company1 | 07-05-2023 |   150 |             |            |      |      |      |                       |     0
+ company1 | 07-06-2023 |    90 |          90 |        120 |  130 |   90 |  450 |  112.5000000000000000 |     4
+ company1 | 07-07-2023 |   110 |         110 |        120 |  130 |  110 |  360 |  120.0000000000000000 |     3
+ company1 | 07-08-2023 |   130 |             |            |      |      |      |                       |     0
+ company1 | 07-09-2023 |   120 |             |            |      |      |      |                       |     0
+ company1 | 07-10-2023 |   130 |             |            |      |      |      |                       |     0
+ company2 | 07-01-2023 |    50 |          50 |       1400 | 2000 |   50 | 4950 | 1237.5000000000000000 |     4
+ company2 | 07-02-2023 |  2000 |             |            |      |      |      |                       |     0
+ company2 | 07-03-2023 |  1500 |             |            |      |      |      |                       |     0
+ company2 | 07-04-2023 |  1400 |        1400 |         60 | 1500 |   60 | 2960 |  986.6666666666666667 |     3
+ company2 | 07-05-2023 |  1500 |             |            |      |      |      |                       |     0
+ company2 | 07-06-2023 |    60 |          60 |       1200 | 1300 |   60 | 3660 |  915.0000000000000000 |     4
+ company2 | 07-07-2023 |  1100 |        1100 |       1200 | 1300 | 1100 | 3600 | 1200.0000000000000000 |     3
+ company2 | 07-08-2023 |  1300 |             |            |      |      |      |                       |     0
+ company2 | 07-09-2023 |  1200 |             |            |      |      |      |                       |     0
+ company2 | 07-10-2023 |  1300 |             |            |      |      |      |                       |     0
+(20 rows)
+
+-- JOIN case
+CREATE TEMP TABLE t1 (i int, v1 int);
+CREATE TEMP TABLE t2 (j int, v2 int);
+INSERT INTO t1 VALUES(1,10);
+INSERT INTO t1 VALUES(1,11);
+INSERT INTO t1 VALUES(1,12);
+INSERT INTO t2 VALUES(2,10);
+INSERT INTO t2 VALUES(2,11);
+INSERT INTO t2 VALUES(2,12);
+SELECT * FROM t1, t2 WHERE t1.v1 <= 11 AND t2.v2 <= 11;
+ i | v1 | j | v2 
+---+----+---+----
+ 1 | 10 | 2 | 10
+ 1 | 10 | 2 | 11
+ 1 | 11 | 2 | 10
+ 1 | 11 | 2 | 11
+(4 rows)
+
+SELECT *, count(*) OVER w FROM t1, t2
+WINDOW w AS (
+ PARTITION BY t1.i
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ INITIAL
+ PATTERN (A)
+ DEFINE
+ A AS v1 <= 11 AND v2 <= 11
+);
+ i | v1 | j | v2 | count 
+---+----+---+----+-------
+ 1 | 10 | 2 | 10 |     1
+ 1 | 10 | 2 | 11 |     1
+ 1 | 10 | 2 | 12 |     0
+ 1 | 11 | 2 | 10 |     1
+ 1 | 11 | 2 | 11 |     1
+ 1 | 11 | 2 | 12 |     0
+ 1 | 12 | 2 | 10 |     0
+ 1 | 12 | 2 | 11 |     0
+ 1 | 12 | 2 | 12 |     0
+(9 rows)
+
+-- WITH case
+WITH wstock AS (
+  SELECT * FROM stock WHERE tdate < '2023-07-08'
+)
+SELECT tdate, price,
+first_value(tdate) OVER w,
+count(*) OVER w
+ FROM wstock
+ WINDOW w AS (
+ PARTITION BY company
+ ORDER BY tdate
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ INITIAL
+ PATTERN (START UP+ DOWN+)
+ DEFINE
+  START AS TRUE,
+  UP AS price > PREV(price),
+  DOWN AS price < PREV(price)
+);
+   tdate    | price | first_value | count 
+------------+-------+-------------+-------
+ 07-01-2023 |   100 | 07-01-2023  |     4
+ 07-02-2023 |   200 |             |      
+ 07-03-2023 |   150 |             |      
+ 07-04-2023 |   140 |             |      
+ 07-05-2023 |   150 |             |     0
+ 07-06-2023 |    90 |             |     0
+ 07-07-2023 |   110 |             |     0
+ 07-01-2023 |    50 | 07-01-2023  |     4
+ 07-02-2023 |  2000 |             |      
+ 07-03-2023 |  1500 |             |      
+ 07-04-2023 |  1400 |             |      
+ 07-05-2023 |  1500 |             |     0
+ 07-06-2023 |    60 |             |     0
+ 07-07-2023 |  1100 |             |     0
+(14 rows)
+
+--
+-- Error cases
+--
+-- row pattern definition variable name must not appear more than once
+SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ ORDER BY tdate
+ INITIAL
+ PATTERN (START UP+ DOWN+)
+ DEFINE
+  START AS TRUE,
+  UP AS price > PREV(price),
+  DOWN AS price < PREV(price),
+  UP AS price > PREV(price)
+);
+ERROR:  syntax error at or near "ORDER"
+LINE 6:  ORDER BY tdate
+         ^
+-- pattern variable name must appear in DEFINE
+SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ORDER BY tdate
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ INITIAL
+ PATTERN (START UP+ DOWN+ END)
+ DEFINE
+  START AS TRUE,
+  UP AS price > PREV(price),
+  DOWN AS price < PREV(price)
+);
+ERROR:  syntax error at or near "END"
+LINE 8:  PATTERN (START UP+ DOWN+ END)
+                                  ^
+-- FRAME must start at current row when row patttern recognition is used
+SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ORDER BY tdate
+ ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING
+ INITIAL
+ PATTERN (START UP+ DOWN+)
+ DEFINE
+  START AS TRUE,
+  UP AS price > PREV(price),
+  DOWN AS price < PREV(price)
+);
+ERROR:  FRAME must start at current row when row patttern recognition is used
+-- SEEK is not supported
+SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ORDER BY tdate
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ AFTER MATCH SKIP TO NEXT ROW
+ SEEK
+ PATTERN (START UP+ DOWN+)
+ DEFINE
+  START AS TRUE,
+  UP AS price > PREV(price),
+  DOWN AS price < PREV(price)
+);
+ERROR:  SEEK is not supported
+LINE 8:  SEEK
+         ^
+HINT:  Use INITIAL.
diff --git a/src/test/regress/parallel_schedule b/src/test/regress/parallel_schedule
index f0987ff537..a6542f3dea 100644
--- a/src/test/regress/parallel_schedule
+++ b/src/test/regress/parallel_schedule
@@ -98,7 +98,7 @@ test: publication subscription
 # Another group of parallel tests
 # select_views depends on create_view
 # ----------
-test: select_views portals_p2 foreign_key cluster dependency guc bitmapops combocid tsearch tsdicts foreign_data window xmlmap functional_deps advisory_lock indirect_toast equivclass
+test: select_views portals_p2 foreign_key cluster dependency guc bitmapops combocid tsearch tsdicts foreign_data window xmlmap functional_deps advisory_lock indirect_toast equivclass rpr
 
 # ----------
 # Another group of parallel tests (JSON related)
diff --git a/src/test/regress/sql/rpr.sql b/src/test/regress/sql/rpr.sql
new file mode 100644
index 0000000000..0a69cc0e11
--- /dev/null
+++ b/src/test/regress/sql/rpr.sql
@@ -0,0 +1,392 @@
+--
+-- Test for row pattern definition clause
+--
+
+CREATE TEMP TABLE stock (
+       company TEXT,
+       tdate DATE,
+       price INTEGER
+);
+INSERT INTO stock VALUES ('company1', '2023-07-01', 100);
+INSERT INTO stock VALUES ('company1', '2023-07-02', 200);
+INSERT INTO stock VALUES ('company1', '2023-07-03', 150);
+INSERT INTO stock VALUES ('company1', '2023-07-04', 140);
+INSERT INTO stock VALUES ('company1', '2023-07-05', 150);
+INSERT INTO stock VALUES ('company1', '2023-07-06', 90);
+INSERT INTO stock VALUES ('company1', '2023-07-07', 110);
+INSERT INTO stock VALUES ('company1', '2023-07-08', 130);
+INSERT INTO stock VALUES ('company1', '2023-07-09', 120);
+INSERT INTO stock VALUES ('company1', '2023-07-10', 130);
+INSERT INTO stock VALUES ('company2', '2023-07-01', 50);
+INSERT INTO stock VALUES ('company2', '2023-07-02', 2000);
+INSERT INTO stock VALUES ('company2', '2023-07-03', 1500);
+INSERT INTO stock VALUES ('company2', '2023-07-04', 1400);
+INSERT INTO stock VALUES ('company2', '2023-07-05', 1500);
+INSERT INTO stock VALUES ('company2', '2023-07-06', 60);
+INSERT INTO stock VALUES ('company2', '2023-07-07', 1100);
+INSERT INTO stock VALUES ('company2', '2023-07-08', 1300);
+INSERT INTO stock VALUES ('company2', '2023-07-09', 1200);
+INSERT INTO stock VALUES ('company2', '2023-07-10', 1300);
+
+SELECT * FROM stock;
+
+-- basic test using PREV
+SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w,
+ nth_value(tdate, 2) OVER w AS nth_second
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ INITIAL
+ PATTERN (START UP+ DOWN+)
+ DEFINE
+  START AS TRUE,
+  UP AS price > PREV(price),
+  DOWN AS price < PREV(price)
+);
+
+-- basic test using PREV. UP appears twice
+SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w,
+ nth_value(tdate, 2) OVER w AS nth_second
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ INITIAL
+ PATTERN (START UP+ DOWN+ UP+)
+ DEFINE
+  START AS TRUE,
+  UP AS price > PREV(price),
+  DOWN AS price < PREV(price)
+);
+
+-- basic test using PREV. Use '*'
+SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w,
+ nth_value(tdate, 2) OVER w AS nth_second
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ INITIAL
+ PATTERN (START UP* DOWN+)
+ DEFINE
+  START AS TRUE,
+  UP AS price > PREV(price),
+  DOWN AS price < PREV(price)
+);
+
+-- basic test with none greedy pattern
+SELECT company, tdate, price, count(*) OVER w
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ INITIAL
+ PATTERN (A A A)
+ DEFINE
+  A AS price >= 140 AND price <= 150
+);
+
+-- last_value() should remain consistent
+SELECT company, tdate, price, last_value(price) OVER w
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ORDER BY tdate
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ INITIAL
+ PATTERN (START UP+ DOWN+)
+ DEFINE
+  START AS TRUE,
+  UP AS price > PREV(price),
+  DOWN AS price < PREV(price)
+);
+
+-- omit "START" in DEFINE but it is ok because "START AS TRUE" is
+-- implicitly defined. per spec.
+SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w,
+ nth_value(tdate, 2) OVER w AS nth_second
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ INITIAL
+ PATTERN (START UP+ DOWN+)
+ DEFINE
+  UP AS price > PREV(price),
+  DOWN AS price < PREV(price)
+);
+
+-- the first row start with less than or equal to 100
+SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ INITIAL
+ PATTERN (LOWPRICE UP+ DOWN+)
+ DEFINE
+  LOWPRICE AS price <= 100,
+  UP AS price > PREV(price),
+  DOWN AS price < PREV(price)
+);
+
+-- second row raises 120%
+SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ INITIAL
+ PATTERN (LOWPRICE UP+ DOWN+)
+ DEFINE
+  LOWPRICE AS price <= 100,
+  UP AS price > PREV(price) * 1.2,
+  DOWN AS price < PREV(price)
+);
+
+-- using NEXT
+SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ INITIAL
+ PATTERN (START UPDOWN)
+ DEFINE
+  START AS TRUE,
+  UPDOWN AS price > PREV(price) AND price > NEXT(price)
+);
+
+-- using AFTER MATCH SKIP TO NEXT ROW
+SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ AFTER MATCH SKIP TO NEXT ROW
+ INITIAL
+ PATTERN (START UPDOWN)
+ DEFINE
+  START AS TRUE,
+  UPDOWN AS price > PREV(price) AND price > NEXT(price)
+);
+
+-- match everything
+
+SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ORDER BY tdate
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ AFTER MATCH SKIP PAST LAST ROW
+ INITIAL
+ PATTERN (A+)
+ DEFINE
+  A AS TRUE
+);
+
+-- backtracking with reclassification of rows
+-- using AFTER MATCH SKIP PAST LAST ROW
+SELECT company, tdate, price, first_value(tdate) OVER w, last_value(tdate) OVER w
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ORDER BY tdate
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ AFTER MATCH SKIP PAST LAST ROW
+ INITIAL
+ PATTERN (A+ B+)
+ DEFINE
+  A AS price > 100,
+  B AS price > 100
+);
+
+-- backtracking with reclassification of rows
+-- using AFTER MATCH SKIP TO NEXT ROW
+SELECT company, tdate, price, first_value(tdate) OVER w, last_value(tdate) OVER w
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ORDER BY tdate
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ AFTER MATCH SKIP TO NEXT ROW
+ INITIAL
+ PATTERN (A+ B+)
+ DEFINE
+  A AS price > 100,
+  B AS price > 100
+);
+
+-- ROWS BETWEEN CURRENT ROW AND offset FOLLOWING
+SELECT company, tdate, price, first_value(tdate) OVER w, last_value(tdate) OVER w,
+ count(*) OVER w
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ORDER BY tdate
+ ROWS BETWEEN CURRENT ROW AND 2 FOLLOWING
+ AFTER MATCH SKIP PAST LAST ROW
+ PATTERN (START UP+ DOWN+)
+ DEFINE
+  START AS TRUE,
+  UP AS price > PREV(price),
+  DOWN AS price < PREV(price)
+);
+
+--
+-- Aggregates
+--
+
+-- using AFTER MATCH SKIP PAST LAST ROW
+SELECT company, tdate, price,
+ first_value(price) OVER w,
+ last_value(price) OVER w,
+ max(price) OVER w,
+ min(price) OVER w,
+ sum(price) OVER w,
+ avg(price) OVER w,
+ count(price) OVER w
+FROM stock
+WINDOW w AS (
+PARTITION BY company
+ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+AFTER MATCH SKIP PAST LAST ROW
+INITIAL
+PATTERN (START UP+ DOWN+)
+DEFINE
+START AS TRUE,
+UP AS price > PREV(price),
+DOWN AS price < PREV(price)
+);
+
+-- using AFTER MATCH SKIP TO NEXT ROW
+SELECT company, tdate, price,
+ first_value(price) OVER w,
+ last_value(price) OVER w,
+ max(price) OVER w,
+ min(price) OVER w,
+ sum(price) OVER w,
+ avg(price) OVER w,
+ count(price) OVER w
+FROM stock
+WINDOW w AS (
+PARTITION BY company
+ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+AFTER MATCH SKIP TO NEXT ROW
+INITIAL
+PATTERN (START UP+ DOWN+)
+DEFINE
+START AS TRUE,
+UP AS price > PREV(price),
+DOWN AS price < PREV(price)
+);
+
+-- JOIN case
+CREATE TEMP TABLE t1 (i int, v1 int);
+CREATE TEMP TABLE t2 (j int, v2 int);
+INSERT INTO t1 VALUES(1,10);
+INSERT INTO t1 VALUES(1,11);
+INSERT INTO t1 VALUES(1,12);
+INSERT INTO t2 VALUES(2,10);
+INSERT INTO t2 VALUES(2,11);
+INSERT INTO t2 VALUES(2,12);
+
+SELECT * FROM t1, t2 WHERE t1.v1 <= 11 AND t2.v2 <= 11;
+
+SELECT *, count(*) OVER w FROM t1, t2
+WINDOW w AS (
+ PARTITION BY t1.i
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ INITIAL
+ PATTERN (A)
+ DEFINE
+ A AS v1 <= 11 AND v2 <= 11
+);
+
+-- WITH case
+WITH wstock AS (
+  SELECT * FROM stock WHERE tdate < '2023-07-08'
+)
+SELECT tdate, price,
+first_value(tdate) OVER w,
+count(*) OVER w
+ FROM wstock
+ WINDOW w AS (
+ PARTITION BY company
+ ORDER BY tdate
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ INITIAL
+ PATTERN (START UP+ DOWN+)
+ DEFINE
+  START AS TRUE,
+  UP AS price > PREV(price),
+  DOWN AS price < PREV(price)
+);
+
+--
+-- Error cases
+--
+
+-- row pattern definition variable name must not appear more than once
+SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ ORDER BY tdate
+ INITIAL
+ PATTERN (START UP+ DOWN+)
+ DEFINE
+  START AS TRUE,
+  UP AS price > PREV(price),
+  DOWN AS price < PREV(price),
+  UP AS price > PREV(price)
+);
+
+-- pattern variable name must appear in DEFINE
+SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ORDER BY tdate
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ INITIAL
+ PATTERN (START UP+ DOWN+ END)
+ DEFINE
+  START AS TRUE,
+  UP AS price > PREV(price),
+  DOWN AS price < PREV(price)
+);
+
+-- FRAME must start at current row when row patttern recognition is used
+SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ORDER BY tdate
+ ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING
+ INITIAL
+ PATTERN (START UP+ DOWN+)
+ DEFINE
+  START AS TRUE,
+  UP AS price > PREV(price),
+  DOWN AS price < PREV(price)
+);
+
+-- SEEK is not supported
+SELECT company, tdate, price, first_value(price) OVER w, last_value(price) OVER w
+ FROM stock
+ WINDOW w AS (
+ PARTITION BY company
+ ORDER BY tdate
+ ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
+ AFTER MATCH SKIP TO NEXT ROW
+ SEEK
+ PATTERN (START UP+ DOWN+)
+ DEFINE
+  START AS TRUE,
+  UP AS price > PREV(price),
+  DOWN AS price < PREV(price)
+);
-- 
2.25.1


----Next_Part(Wed_Nov__8_16_37_05_2023_872)--
Content-Type: Text/X-Patch; charset=us-ascii
Content-Transfer-Encoding: 7bit
Content-Disposition: inline;
 filename="v11-0007-Allow-to-print-raw-parse-tree.patch"



^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH v4 3/5] Use libpq-be-fe-helpers.h wrappers more
@ 2024-01-29 07:24 Heikki Linnakangas <heikki.linnakangas@iki.fi>
  0 siblings, 0 replies; 951+ messages in thread

From: Heikki Linnakangas @ 2024-01-29 07:24 UTC (permalink / raw)

---
 .../libpqwalreceiver/libpqwalreceiver.c       | 151 ++++--------------
 1 file changed, 33 insertions(+), 118 deletions(-)

diff --git a/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c b/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c
index 41cf3dc853..ae48dbafb5 100644
--- a/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c
+++ b/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c
@@ -106,8 +106,6 @@ static WalReceiverFunctionsType PQWalReceiverFunctions = {
 };
 
 /* Prototypes for private functions */
-static PGresult *libpqrcv_PQexec(PGconn *streamConn, const char *query);
-static PGresult *libpqrcv_PQgetResult(PGconn *streamConn);
 static char *stringlist_to_identifierstr(PGconn *conn, List *strings);
 
 /*
@@ -216,8 +214,9 @@ libpqrcv_connect(const char *conninfo, bool logical, bool must_use_password,
 	{
 		PGresult   *res;
 
-		res = libpqrcv_PQexec(conn->streamConn,
-							  ALWAYS_SECURE_SEARCH_PATH_SQL);
+		res = libpqsrv_exec(conn->streamConn,
+							ALWAYS_SECURE_SEARCH_PATH_SQL,
+							WAIT_EVENT_LIBPQWALRECEIVER_RECEIVE);
 		if (PQresultStatus(res) != PGRES_TUPLES_OK)
 		{
 			PQclear(res);
@@ -389,7 +388,9 @@ libpqrcv_identify_system(WalReceiverConn *conn, TimeLineID *primary_tli)
 	 * Get the system identifier and timeline ID as a DataRow message from the
 	 * primary server.
 	 */
-	res = libpqrcv_PQexec(conn->streamConn, "IDENTIFY_SYSTEM");
+	res = libpqsrv_exec(conn->streamConn,
+						"IDENTIFY_SYSTEM",
+						WAIT_EVENT_LIBPQWALRECEIVER_RECEIVE);
 	if (PQresultStatus(res) != PGRES_TUPLES_OK)
 	{
 		PQclear(res);
@@ -522,7 +523,9 @@ libpqrcv_startstreaming(WalReceiverConn *conn,
 						 options->proto.physical.startpointTLI);
 
 	/* Start streaming. */
-	res = libpqrcv_PQexec(conn->streamConn, cmd.data);
+	res = libpqsrv_exec(conn->streamConn,
+						cmd.data,
+						WAIT_EVENT_LIBPQWALRECEIVER_RECEIVE);
 	pfree(cmd.data);
 
 	if (PQresultStatus(res) == PGRES_COMMAND_OK)
@@ -552,7 +555,7 @@ libpqrcv_endstreaming(WalReceiverConn *conn, TimeLineID *next_tli)
 	PGresult   *res;
 
 	/*
-	 * Send copy-end message.  As in libpqrcv_PQexec, this could theoretically
+	 * Send copy-end message.  As in libpqsrv_exec, this could theoretically
 	 * block, but the risk seems small.
 	 */
 	if (PQputCopyEnd(conn->streamConn, NULL) <= 0 ||
@@ -572,7 +575,8 @@ libpqrcv_endstreaming(WalReceiverConn *conn, TimeLineID *next_tli)
 	 * If we had not yet received CopyDone from the backend, PGRES_COPY_OUT is
 	 * also possible in case we aborted the copy in mid-stream.
 	 */
-	res = libpqrcv_PQgetResult(conn->streamConn);
+	res = libpqsrv_get_result(conn->streamConn,
+							  WAIT_EVENT_LIBPQWALRECEIVER_RECEIVE);
 	if (PQresultStatus(res) == PGRES_TUPLES_OK)
 	{
 		/*
@@ -587,7 +591,8 @@ libpqrcv_endstreaming(WalReceiverConn *conn, TimeLineID *next_tli)
 		PQclear(res);
 
 		/* the result set should be followed by CommandComplete */
-		res = libpqrcv_PQgetResult(conn->streamConn);
+		res = libpqsrv_get_result(conn->streamConn,
+								  WAIT_EVENT_LIBPQWALRECEIVER_RECEIVE);
 	}
 	else if (PQresultStatus(res) == PGRES_COPY_OUT)
 	{
@@ -601,7 +606,8 @@ libpqrcv_endstreaming(WalReceiverConn *conn, TimeLineID *next_tli)
 							pchomp(PQerrorMessage(conn->streamConn)))));
 
 		/* CommandComplete should follow */
-		res = libpqrcv_PQgetResult(conn->streamConn);
+		res = libpqsrv_get_result(conn->streamConn,
+								  WAIT_EVENT_LIBPQWALRECEIVER_RECEIVE);
 	}
 
 	if (PQresultStatus(res) != PGRES_COMMAND_OK)
@@ -612,7 +618,8 @@ libpqrcv_endstreaming(WalReceiverConn *conn, TimeLineID *next_tli)
 	PQclear(res);
 
 	/* Verify that there are no more results */
-	res = libpqrcv_PQgetResult(conn->streamConn);
+	res = libpqsrv_get_result(conn->streamConn,
+							  WAIT_EVENT_LIBPQWALRECEIVER_RECEIVE);
 	if (res != NULL)
 		ereport(ERROR,
 				(errcode(ERRCODE_PROTOCOL_VIOLATION),
@@ -637,7 +644,9 @@ libpqrcv_readtimelinehistoryfile(WalReceiverConn *conn,
 	 * Request the primary to send over the history file for given timeline.
 	 */
 	snprintf(cmd, sizeof(cmd), "TIMELINE_HISTORY %u", tli);
-	res = libpqrcv_PQexec(conn->streamConn, cmd);
+	res = libpqsrv_exec(conn->streamConn,
+						cmd,
+						WAIT_EVENT_LIBPQWALRECEIVER_RECEIVE);
 	if (PQresultStatus(res) != PGRES_TUPLES_OK)
 	{
 		PQclear(res);
@@ -667,107 +676,6 @@ libpqrcv_readtimelinehistoryfile(WalReceiverConn *conn,
 	PQclear(res);
 }
 
-/*
- * Send a query and wait for the results by using the asynchronous libpq
- * functions and socket readiness events.
- *
- * The function is modeled on libpqsrv_exec(), with the behavior difference
- * being that it calls ProcessWalRcvInterrupts().  As an optimization, it
- * skips try/catch, since all errors terminate the process.
- *
- * May return NULL, rather than an error result, on failure.
- */
-static PGresult *
-libpqrcv_PQexec(PGconn *streamConn, const char *query)
-{
-	PGresult   *lastResult = NULL;
-
-	/*
-	 * PQexec() silently discards any prior query results on the connection.
-	 * This is not required for this function as it's expected that the caller
-	 * (which is this library in all cases) will behave correctly and we don't
-	 * have to be backwards compatible with old libpq.
-	 */
-
-	/*
-	 * Submit the query.  Since we don't use non-blocking mode, this could
-	 * theoretically block.  In practice, since we don't send very long query
-	 * strings, the risk seems negligible.
-	 */
-	if (!PQsendQuery(streamConn, query))
-		return NULL;
-
-	for (;;)
-	{
-		/* Wait for, and collect, the next PGresult. */
-		PGresult   *result;
-
-		result = libpqrcv_PQgetResult(streamConn);
-		if (result == NULL)
-			break;				/* query is complete, or failure */
-
-		/*
-		 * Emulate PQexec()'s behavior of returning the last result when there
-		 * are many.  We are fine with returning just last error message.
-		 */
-		PQclear(lastResult);
-		lastResult = result;
-
-		if (PQresultStatus(lastResult) == PGRES_COPY_IN ||
-			PQresultStatus(lastResult) == PGRES_COPY_OUT ||
-			PQresultStatus(lastResult) == PGRES_COPY_BOTH ||
-			PQstatus(streamConn) == CONNECTION_BAD)
-			break;
-	}
-
-	return lastResult;
-}
-
-/*
- * Perform the equivalent of PQgetResult(), but watch for interrupts.
- */
-static PGresult *
-libpqrcv_PQgetResult(PGconn *streamConn)
-{
-	/*
-	 * Collect data until PQgetResult is ready to get the result without
-	 * blocking.
-	 */
-	while (PQisBusy(streamConn))
-	{
-		int			rc;
-
-		/*
-		 * We don't need to break down the sleep into smaller increments,
-		 * since we'll get interrupted by signals and can handle any
-		 * interrupts here.
-		 */
-		rc = WaitLatchOrSocket(MyLatch,
-							   WL_EXIT_ON_PM_DEATH | WL_SOCKET_READABLE |
-							   WL_LATCH_SET,
-							   PQsocket(streamConn),
-							   0,
-							   WAIT_EVENT_LIBPQWALRECEIVER_RECEIVE);
-
-		/* Interrupted? */
-		if (rc & WL_LATCH_SET)
-		{
-			ResetLatch(MyLatch);
-			CHECK_FOR_INTERRUPTS();
-		}
-
-		/* Consume whatever data is available from the socket */
-		if (PQconsumeInput(streamConn) == 0)
-		{
-			/* trouble; return NULL */
-			return NULL;
-		}
-	}
-
-	/* Now we can collect and return the next PGresult */
-	return PQgetResult(streamConn);
-}
-
 /*
  * Disconnect connection to primary, if any.
  */
@@ -828,13 +736,15 @@ libpqrcv_receive(WalReceiverConn *conn, char **buffer,
 	{
 		PGresult   *res;
 
-		res = libpqrcv_PQgetResult(conn->streamConn);
+		res = libpqsrv_get_result(conn->streamConn,
+								  WAIT_EVENT_LIBPQWALRECEIVER_RECEIVE);
 		if (PQresultStatus(res) == PGRES_COMMAND_OK)
 		{
 			PQclear(res);
 
 			/* Verify that there are no more results. */
-			res = libpqrcv_PQgetResult(conn->streamConn);
+			res = libpqsrv_get_result(conn->streamConn,
+									  WAIT_EVENT_LIBPQWALRECEIVER_RECEIVE);
 			if (res != NULL)
 			{
 				PQclear(res);
@@ -985,7 +895,9 @@ libpqrcv_create_slot(WalReceiverConn *conn, const char *slotname,
 			appendStringInfoString(&cmd, " PHYSICAL RESERVE_WAL");
 	}
 
-	res = libpqrcv_PQexec(conn->streamConn, cmd.data);
+	res = libpqsrv_exec(conn->streamConn,
+						cmd.data,
+						WAIT_EVENT_LIBPQWALRECEIVER_RECEIVE);
 	pfree(cmd.data);
 
 	if (PQresultStatus(res) != PGRES_TUPLES_OK)
@@ -1026,7 +938,8 @@ libpqrcv_alter_slot(WalReceiverConn *conn, const char *slotname,
 					 quote_identifier(slotname),
 					 failover ? "true" : "false");
 
-	res = libpqrcv_PQexec(conn->streamConn, cmd.data);
+	res = libpqsrv_exec(conn->streamConn, cmd.data,
+						WAIT_EVENT_LIBPQWALRECEIVER_RECEIVE);
 	pfree(cmd.data);
 
 	if (PQresultStatus(res) != PGRES_COMMAND_OK)
@@ -1139,7 +1052,9 @@ libpqrcv_exec(WalReceiverConn *conn, const char *query,
 				(errcode(ERRCODE_OBJECT_NOT_IN_PREREQUISITE_STATE),
 				 errmsg("the query interface requires a database connection")));
 
-	pgres = libpqrcv_PQexec(conn->streamConn, query);
+	pgres = libpqsrv_exec(conn->streamConn,
+						  query,
+						  WAIT_EVENT_LIBPQWALRECEIVER_RECEIVE);
 
 	switch (PQresultStatus(pgres))
 	{
-- 
2.39.3


----Next_Part(Mon_Jan_29_16_32_06_2024_387)--
Content-Type: Text/X-Patch; charset=us-ascii
Content-Transfer-Encoding: 7bit
Content-Disposition: attachment;
 filename="v4-0004-Use-existing-AmWalReceiverProcess-function.patch"



^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread

* [PATCH] Turn protective Assert() into elog(ERROR)
@ 2026-05-01 07:23 Álvaro Herrera <alvherre@kurilemu.de>
  0 siblings, 0 replies; 951+ messages in thread

From: Álvaro Herrera @ 2026-05-01 07:23 UTC (permalink / raw)

---
 src/backend/access/index/genam.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/backend/access/index/genam.c b/src/backend/access/index/genam.c
index 97d44b84622..7d401e3f137 100644
--- a/src/backend/access/index/genam.c
+++ b/src/backend/access/index/genam.c
@@ -396,11 +396,13 @@ systable_beginscan(Relation heapRelation,
 
 	/*
 	 * If this backend promised that it won't access shared catalogs during
-	 * logical decoding, this it the right place to verify.
+	 * logical decoding, this is the right place to verify.
 	 */
-	Assert(!HistoricSnapshotActive() ||
-		   accessSharedCatalogsInDecoding ||
-		   !heapRelation->rd_rel->relisshared);
+	if (HistoricSnapshotActive() &&
+		!accessSharedCatalogsInDecoding &&
+		heapRelation->rd_rel->relisshared)
+		elog(ERROR,
+			 "cannot access shared catalog with database-specific historic snapshot");
 
 	if (indexOK &&
 		!IgnoreSystemIndexes &&
-- 
2.47.3


--k6vxbflu22czkb7a--





^ permalink  raw  reply  [nested|flat] 951+ messages in thread