From 3848a14ed7014bd6df0dfe8dedbeb545eb331e82 Mon Sep 17 00:00:00 2001 From: Bruce Momjian Date: Tue, 15 May 2001 13:57:37 +0000 Subject: [PATCH] redo record -> undo record, Tom Lane. --- doc/src/sgml/wal.sgml | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/doc/src/sgml/wal.sgml b/doc/src/sgml/wal.sgml index 69616409e8..dfb90e6e6c 100644 --- a/doc/src/sgml/wal.sgml +++ b/doc/src/sgml/wal.sgml @@ -1,4 +1,4 @@ - + Write-Ahead Logging (<acronym>WAL</acronym>) @@ -243,7 +243,7 @@ log (known as the redo record) it should start the REDO operation, since any changes made to data files before that record are already on disk. After a checkpoint has been made, any log segments written - before the redo record are removed, so checkpoints are used to free + before the undo records are removed, so checkpoints are used to free disk space in the WAL directory. (When WAL-based BAR is implemented, the log segments can be archived instead of just being removed.)