diff options
Diffstat (limited to 'src/backend/executor/execPartition.c')
| -rw-r--r-- | src/backend/executor/execPartition.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/src/backend/executor/execPartition.c b/src/backend/executor/execPartition.c index fd6ca8a5d9a..9799968a428 100644 --- a/src/backend/executor/execPartition.c +++ b/src/backend/executor/execPartition.c @@ -2044,10 +2044,13 @@ CreatePartitionPruneState(PlanState *planstate, PartitionPruneInfo *pruneinfo) pprune->present_parts = bms_copy(pinfo->present_parts); /* - * Initialize pruning contexts as needed. + * Initialize pruning contexts as needed. Note that we must skip + * execution-time partition pruning in EXPLAIN (GENERIC_PLAN), + * since parameter values may be missing. */ pprune->initial_pruning_steps = pinfo->initial_pruning_steps; - if (pinfo->initial_pruning_steps) + if (pinfo->initial_pruning_steps && + !(econtext->ecxt_estate->es_top_eflags & EXEC_FLAG_EXPLAIN_GENERIC)) { InitPartitionPruneContext(&pprune->initial_context, pinfo->initial_pruning_steps, @@ -2057,7 +2060,8 @@ CreatePartitionPruneState(PlanState *planstate, PartitionPruneInfo *pruneinfo) prunestate->do_initial_prune = true; } pprune->exec_pruning_steps = pinfo->exec_pruning_steps; - if (pinfo->exec_pruning_steps) + if (pinfo->exec_pruning_steps && + !(econtext->ecxt_estate->es_top_eflags & EXEC_FLAG_EXPLAIN_GENERIC)) { InitPartitionPruneContext(&pprune->exec_context, pinfo->exec_pruning_steps, |