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Fix initialization of es_result_relations in EvalPlanQualStart(). 

Thinko in commit 1375422c78. EvalPlanQualStart() was mistakenly
resetting the parent EState's es_result_relations, when it should
initialize the field in the child EPQ EState it just created.

That was clearly wrong, but it didn't cause any ill effects, because
es_result_relations is currently not used after the ExecInit* phase.

Author: Amit Langote
Discussion: https://www.postgresql.org/message-id/CA%2BHiwqFEuq8AAAmxXsTDVZ1r38cHbfYuiPQx_%3DYyKe2DC-6q4A%40mail.gmail.com
This commit is contained in:
Heikki Linnakangas 2020-10-23 09:30:08 +03:00
parent 783f0cc64d
commit 22b73d3cb0
1 changed files with 1 additions and 1 deletions
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2
src/backend/executor/execMain.c
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@ -2693,7 +2693,7 @@ EvalPlanQualStart(EPQState *epqstate, Plan *planTree)
* ResultRelInfos needed by subplans are initialized from scratch when the
* subplans themselves are initialized.
*/
parentestate->es_result_relations = NULL;
rcestate->es_result_relations = NULL;
/* es_trig_target_relations must NOT be copied */
rcestate->es_top_eflags = parentestate->es_top_eflags;
rcestate->es_instrument = parentestate->es_instrument;