From 4815fa673ae5da4609546c2ca793f3e00ff6deaf Mon Sep 17 00:00:00 2001 From: jian he Date: Thu, 9 Oct 2025 18:43:29 +0800 Subject: [PATCH v13 14/20] error safe for casting interval to other types per pg_cast select castsource::regtype, casttarget::regtype, castfunc, castcontext,castmethod, pp.prosrc, pp.proname from pg_cast pc join pg_proc pp on pp.oid = pc.castfunc and pc.castfunc > 0 and castsource::regtype = 'interval'::regtype order by castsource::regtype; castsource | casttarget | castfunc | castcontext | castmethod | prosrc | proname ------------+------------------------+----------+-------------+------------+----------------+---------- interval | time without time zone | 1419 | a | f | interval_time | time interval | interval | 1200 | i | f | interval_scale | interval (2 rows) discussion: https://postgr.es/m/CADkLM=fv1JfY4Ufa-jcwwNbjQixNViskQ8jZu3Tz_p656i_4hQ@mail.gmail.com --- src/backend/utils/adt/date.c | 2 +- src/backend/utils/adt/timestamp.c | 3 ++- 2 files changed, 3 insertions(+), 2 deletions(-) diff --git a/src/backend/utils/adt/date.c b/src/backend/utils/adt/date.c index cf241ea9794..8fa336da250 100644 --- a/src/backend/utils/adt/date.c +++ b/src/backend/utils/adt/date.c @@ -2106,7 +2106,7 @@ interval_time(PG_FUNCTION_ARGS) TimeADT result; if (INTERVAL_NOT_FINITE(span)) - ereport(ERROR, + ereturn(fcinfo->context, (Datum) 0, (errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE), errmsg("cannot convert infinite interval to time"))); diff --git a/src/backend/utils/adt/timestamp.c b/src/backend/utils/adt/timestamp.c index af48527d436..1e69e6adb77 100644 --- a/src/backend/utils/adt/timestamp.c +++ b/src/backend/utils/adt/timestamp.c @@ -1334,7 +1334,8 @@ interval_scale(PG_FUNCTION_ARGS) result = palloc(sizeof(Interval)); *result = *interval; - AdjustIntervalForTypmod(result, typmod, NULL); + if (!AdjustIntervalForTypmod(result, typmod, fcinfo->context)) + PG_RETURN_NULL(); PG_RETURN_INTERVAL_P(result); } -- 2.34.1