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
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@ -2693,7 +2693,7 @@ EvalPlanQualStart(EPQState *epqstate, Plan *planTree)
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* ResultRelInfos needed by subplans are initialized from scratch when the
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* subplans themselves are initialized.
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*/
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parentestate->es_result_relations = NULL;
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rcestate->es_result_relations = NULL;
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/* es_trig_target_relations must NOT be copied */
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rcestate->es_top_eflags = parentestate->es_top_eflags;
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rcestate->es_instrument = parentestate->es_instrument;
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