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(parent: d298006) | patch
Document wal_compression=on
authorJohn Naylor <john.naylor@postgresql.org>
Wed, 1 Jul 2026 01:50:08 +0000 (08:50 +0700)
committerJohn Naylor <john.naylor@postgresql.org>
Wed, 1 Jul 2026 02:05:24 +0000 (09:05 +0700)
commit225dd7ab4e6a48b1172bea26826a062f9d44f9cc
tree7f71d717631273bb801877c5f5017061f447e6detree | snapshot
parentd2980067bc3bcf44769cccbbdafb4e37099c890dcommit | diff
Document wal_compression=on

Commit 4035cd5d4 added LZ4 compression for full-page writes in WAL, and
retained "on" as a backward-compatible way to specify the builtin PGLZ
method. Document this meaning of "on" and update postgresql.conf.sample
to make the equivalence clear.

Author: Christoph Berg <myon@debian.org>
Reviewed-by: Michael Paquier <michael@paquier.xyz>
Discussion: https://postgr.es/m/akJDHRtXwGLTppsQ@msg.df7cb.de
Backpatch-through: 15
doc/src/sgml/config.sgml diff | blob | blame | history
src/backend/utils/misc/postgresql.conf.sample diff | blob | blame | history
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