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-rw-r--r--src/backend/utils/cache/plancache.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/backend/utils/cache/plancache.c b/src/backend/utils/cache/plancache.c
index 92f6d5795fc..77c2ba3f8f4 100644
--- a/src/backend/utils/cache/plancache.c
+++ b/src/backend/utils/cache/plancache.c
@@ -1769,7 +1769,8 @@ AcquireExecutorLocks(List *stmt_list, bool acquire)
{
RangeTblEntry *rte = (RangeTblEntry *) lfirst(lc2);
- if (rte->rtekind != RTE_RELATION)
+ if (!(rte->rtekind == RTE_RELATION ||
+ (rte->rtekind == RTE_SUBQUERY && OidIsValid(rte->relid))))
continue;
/*