Horton

Fix EvalPlanQualStart to handle partitioned result rels correctly.

Tom Lane <tgl@sss.pgh.pa.us>

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Commit: 1b5bbe4bcc912b070ad705ad7a79806692af18c8
Author: Tom Lane <tgl@sss.pgh.pa.us>
Date: 2019-04-08T16:20:23Z
Releases: 10.8 
Fix EvalPlanQualStart to handle partitioned result rels correctly.

The es_root_result_relations array needs to be shallow-copied in the
same way as the main es_result_relations array, else EPQ rechecks on
partitioned result relations fail, as seen in bug #15677 from
Norbert Benkocs.

Amit Langote, isolation test case added by me

Discussion: https://postgr.es/m/15677-0bf089579b4cd02d@postgresql.org
Discussion: https://postgr.es/m/19321.1554567786@sss.pgh.pa.us

Files

PathChange+/−
src/backend/executor/execMain.c modified +13 −1
src/test/isolation/expected/eval-plan-qual.out modified +12 −0
src/test/isolation/specs/eval-plan-qual.spec modified +17 −0

Discussion