pgsql: Keep all_frozen updated in heap_page_prune_and_freeze - Mailing list pgsql-committers

From Melanie Plageman
Subject pgsql: Keep all_frozen updated in heap_page_prune_and_freeze
Date
Msg-id E1vM79W-000UmN-2K@gemulon.postgresql.org
Whole thread Raw
List pgsql-committers
Keep all_frozen updated in heap_page_prune_and_freeze

Previously, we relied on all_visible and all_frozen being used together
to ensure that all_frozen was correct, but it is better to keep both
fields updated.

Future changes will separate their usage, so we should not depend on
all_visible for the validity of all_frozen.

Author: Melanie Plageman <melanieplageman@gmail.com>
Reviewed-by: Kirill Reshke <reshkekirill@gmail.com>
Discussion: https://postgr.es/m/flat/CAAKRu_ZMw6Npd_qm2KM%2BFwQ3cMOMx1Dh3VMhp8-V7SOLxdK9-g%40mail.gmail.com

Branch
------
master

Details
-------
https://git.postgresql.org/pg/commitdiff/351d7e244183ee33400c19e4b52c5446eb29038c

Modified Files
--------------
src/backend/access/heap/pruneheap.c  | 60 ++++++++++++++++++++----------------
src/backend/access/heap/vacuumlazy.c |  9 +++---
2 files changed, 37 insertions(+), 32 deletions(-)


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