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-rw-r--r--src/backend/executor/execMain.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/src/backend/executor/execMain.c b/src/backend/executor/execMain.c
index 32bb3f92054..71c07288a19 100644
--- a/src/backend/executor/execMain.c
+++ b/src/backend/executor/execMain.c
@@ -1540,10 +1540,11 @@ ExecutePlan(EState *estate,
estate->es_direction = direction;
/*
- * If a tuple count was supplied, we must force the plan to run without
- * parallelism, because we might exit early.
+ * If a tuple count was supplied or data is being written to relation, we
+ * must force the plan to run without parallelism, because we might exit
+ * early.
*/
- if (numberTuples)
+ if (numberTuples || dest->mydest == DestIntoRel)
use_parallel_mode = false;
/*