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Diffstat (limited to 'src/backend/executor/nodeMergeAppend.c')
| -rw-r--r-- | src/backend/executor/nodeMergeAppend.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/backend/executor/nodeMergeAppend.c b/src/backend/executor/nodeMergeAppend.c index 7a20bf07a47..8a2e78266b1 100644 --- a/src/backend/executor/nodeMergeAppend.c +++ b/src/backend/executor/nodeMergeAppend.c @@ -72,6 +72,12 @@ ExecInitMergeAppend(MergeAppend *node, EState *estate, int eflags) Assert(!(eflags & (EXEC_FLAG_BACKWARD | EXEC_FLAG_MARK))); /* + * Lock the non-leaf tables in the partition tree controlled by this + * node. It's a no-op for non-partitioned parent tables. + */ + ExecLockNonLeafAppendTables(node->partitioned_rels, estate); + + /* * Set up empty vector of subplan states */ nplans = list_length(node->mergeplans); |