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Fix memory leak in Memoize code

author David Rowley <drowley@postgresql.org>

Thu, 5 Oct 2023 07:30:47 +0000 (20:30 +1300)

committer David Rowley <drowley@postgresql.org>

Thu, 5 Oct 2023 07:30:47 +0000 (20:30 +1300)

commit 0b053e78b5990cd01e7169ee5bd2bb8e4045deea

tree f18695f27e0905a6e9bdd37a8ade115f0f77aa39 tree

parent 688926633fc6663d632334b17b34b0384620a458 commit | diff

Fix memory leak in Memoize code

Ensure we switch to the per-tuple memory context to prevent any memory
leaks of detoasted Datums in MemoizeHash_hash() and MemoizeHash_equal().

Reported-by: Orlov Aleksej
Author: Orlov Aleksej, David Rowley
Discussion: https://postgr.es/m/83281eed63c74e4f940317186372abfd%40cft.ru
Backpatch-through: 14, where Memoize was added

src/backend/executor/nodeMemoize.c diff | blob | blame | history

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