From 3848532c7976f28bba546024afb7f94e8de1ece0 Mon Sep 17 00:00:00 2001 From: Bruce Momjian Date: Mon, 4 Jul 2005 04:06:43 +0000 Subject: Update wording: < Currently, to protect against partial disk page writes, we write the > Currently, to protect against partial disk page writes, we write 877c877 < * Turn off after-change writes if fsync is disabled > * Turn off full page writes if fsync is disabled --- doc/src/FAQ/TODO.html | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'doc/src') diff --git a/doc/src/FAQ/TODO.html b/doc/src/FAQ/TODO.html index 5f210560750..986f177fd04 100644 --- a/doc/src/FAQ/TODO.html +++ b/doc/src/FAQ/TODO.html @@ -8,7 +8,7 @@

PostgreSQL TODO List

Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us)
-Last updated: Sat Jul 2 10:30:35 EDT 2005 +Last updated: Mon Jul 4 00:06:35 EDT 2005

The most recent version of this document can be viewed at
http://www.postgresql.org/docs/faqs.TODO.html. @@ -798,14 +798,14 @@ first.

Eliminate need to write full pages to WAL before page modification [wal] -
Currently, to protect against partial disk page writes, we write the +
Currently, to protect against partial disk page writes, we write full page images to WAL before they are modified so we can correct any partial page writes during recovery. These pages can also be eliminated from point-in-time archive files.
Reduce WAL traffic so only modified values are written rather than entire rows (?) -
Turn off after-change writes if fsync is disabled +
Turn off full page writes if fsync is disabled
If fsync is off, there is no purpose in writing full pages to WAL
Add WAL index reliability improvement to non-btree indexes -- cgit v1.2.3