Horton

Fix memory leak in IndexScan node with reordering

Alexander Korotkov <akorotkov@postgresql.org>

View on postgr.es
Commit: 2e9033a548041151e32f070cecc9dee154e8fb98
Author: Alexander Korotkov <akorotkov@postgresql.org>
Date: 2022-02-14T01:04:28Z
Releases: 10.21 
Fix memory leak in IndexScan node with reordering

Fix ExecReScanIndexScan() to free the referenced tuples while emptying the
priority queue.  Backpatch to all supported versions.

Discussion: https://postgr.es/m/CAHqSB9gECMENBQmpbv5rvmT3HTaORmMK3Ukg73DsX5H7EJV7jw%40mail.gmail.com
Author: Aliaksandr Kalenik
Reviewed-by: Tom Lane, Alexander Korotkov
Backpatch-through: 10

Files

PathChange+/−
src/backend/executor/nodeIndexscan.c modified +5 −1
src/test/regress/expected/create_index.out modified +27 −0
src/test/regress/sql/create_index.sql modified +4 −0

Discussion