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From: Justin Pryzby <[email protected]>
Subject: [PATCH v25 2/4] Drop reltuples
Date: Wed, 4 Mar 2020 12:28:50 -0600

---
 src/backend/access/heap/vacuumlazy.c | 24 +++++++++++-------------
 1 file changed, 11 insertions(+), 13 deletions(-)

diff --git a/src/backend/access/heap/vacuumlazy.c b/src/backend/access/heap/vacuumlazy.c
index 9f0efa5aad..61db1f3245 100644
--- a/src/backend/access/heap/vacuumlazy.c
+++ b/src/backend/access/heap/vacuumlazy.c
@@ -329,10 +329,10 @@ static void lazy_vacuum_all_indexes(Relation onerel, Relation *Irel,
 									LVRelStats *vacrelstats, LVParallelState *lps,
 									int nindexes);
 static void lazy_vacuum_index(Relation indrel, IndexBulkDeleteResult **stats,
-							  LVDeadTuples *dead_tuples, double reltuples, LVRelStats *vacrelstats);
+							  LVDeadTuples *dead_tuples, LVRelStats *vacrelstats);
 static void lazy_cleanup_index(Relation indrel,
 							   IndexBulkDeleteResult **stats,
-							   double reltuples, bool estimated_count, LVRelStats *vacrelstats);
+							   LVRelStats *vacrelstats);
 static int	lazy_vacuum_page(Relation onerel, BlockNumber blkno, Buffer buffer,
 							 int tupindex, LVRelStats *vacrelstats, Buffer *vmbuffer);
 static bool should_attempt_truncation(VacuumParams *params,
@@ -1795,7 +1795,7 @@ lazy_vacuum_all_indexes(Relation onerel, Relation *Irel,
 
 		for (idx = 0; idx < nindexes; idx++)
 			lazy_vacuum_index(Irel[idx], &stats[idx], vacrelstats->dead_tuples,
-							  vacrelstats->old_live_tuples, vacrelstats);
+							  vacrelstats);
 	}
 
 	/* Increase and report the number of index scans */
@@ -2280,11 +2280,10 @@ vacuum_one_index(Relation indrel, IndexBulkDeleteResult **stats,
 
 	/* Do vacuum or cleanup of the index */
 	if (lvshared->for_cleanup)
-		lazy_cleanup_index(indrel, stats, lvshared->reltuples,
-						   lvshared->estimated_count, vacrelstats);
+		lazy_cleanup_index(indrel, stats, vacrelstats);
 	else
 		lazy_vacuum_index(indrel, stats, dead_tuples,
-						  lvshared->reltuples, vacrelstats);
+						  vacrelstats);
 
 	/*
 	 * Copy the index bulk-deletion result returned from ambulkdelete and
@@ -2358,8 +2357,6 @@ lazy_cleanup_all_indexes(Relation *Irel, IndexBulkDeleteResult **stats,
 	{
 		for (idx = 0; idx < nindexes; idx++)
 			lazy_cleanup_index(Irel[idx], &stats[idx],
-							   vacrelstats->new_rel_tuples,
-							   vacrelstats->tupcount_pages < vacrelstats->rel_pages,
 							   vacrelstats);
 	}
 }
@@ -2375,7 +2372,7 @@ lazy_cleanup_all_indexes(Relation *Irel, IndexBulkDeleteResult **stats,
  */
 static void
 lazy_vacuum_index(Relation indrel, IndexBulkDeleteResult **stats,
-				  LVDeadTuples *dead_tuples, double reltuples, LVRelStats *vacrelstats)
+				  LVDeadTuples *dead_tuples, LVRelStats *vacrelstats)
 {
 	IndexVacuumInfo ivinfo;
 	const char *msg;
@@ -2388,7 +2385,7 @@ lazy_vacuum_index(Relation indrel, IndexBulkDeleteResult **stats,
 	ivinfo.report_progress = false;
 	ivinfo.estimated_count = true;
 	ivinfo.message_level = elevel;
-	ivinfo.num_heap_tuples = reltuples;
+	ivinfo.num_heap_tuples = vacrelstats->old_live_tuples;
 	ivinfo.strategy = vac_strategy;
 
 	/* Setup error traceback support for ereport() */
@@ -2421,7 +2418,7 @@ lazy_vacuum_index(Relation indrel, IndexBulkDeleteResult **stats,
 static void
 lazy_cleanup_index(Relation indrel,
 				   IndexBulkDeleteResult **stats,
-				   double reltuples, bool estimated_count, LVRelStats *vacrelstats)
+				   LVRelStats *vacrelstats)
 {
 	IndexVacuumInfo ivinfo;
 	const char *msg;
@@ -2432,10 +2429,11 @@ lazy_cleanup_index(Relation indrel,
 	ivinfo.index = indrel;
 	ivinfo.analyze_only = false;
 	ivinfo.report_progress = false;
-	ivinfo.estimated_count = estimated_count;
+	ivinfo.estimated_count = (bool)(vacrelstats->tupcount_pages <
+			vacrelstats->rel_pages);
 	ivinfo.message_level = elevel;
 
-	ivinfo.num_heap_tuples = reltuples;
+	ivinfo.num_heap_tuples = vacrelstats->new_rel_tuples;
 	ivinfo.strategy = vac_strategy;
 
 	/* Setup error traceback support for ereport() */
-- 
2.17.0


--EcLUEBHJhOmOUQ0C
Content-Type: text/x-diff; charset=us-ascii
Content-Disposition: attachment;
 filename="v25-0003-add-callback-for-truncation.patch"

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