From b7fabe80df9a65010bfe5e5d0a979bacebfec382 Mon Sep 17 00:00:00 2001 From: Jeff Davis Date: Thu, 20 Feb 2020 17:04:19 -0800 Subject: [PATCH] Fixup for nodeAgg.c refactor. Commit 5b618e1f made an unintended behavior change. --- src/backend/executor/nodeAgg.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/src/backend/executor/nodeAgg.c b/src/backend/executor/nodeAgg.c index 2e9a21bf40..a99b4a6075 100644 --- a/src/backend/executor/nodeAgg.c +++ b/src/backend/executor/nodeAgg.c @@ -1287,7 +1287,10 @@ build_hash_tables(AggState *aggstate) Assert(perhash->aggnode->numGroups > 0); - build_hash_table(aggstate, setno, perhash->aggnode->numGroups); + if (perhash->hashtable) + ResetTupleHashTable(perhash->hashtable); + else + build_hash_table(aggstate, setno, perhash->aggnode->numGroups); } }