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Update description of GUC full_page_writes.

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Michael Paesold
This commit is contained in:
Bruce Momjian 2005-07-06 14:45:12 +00:00
parent 7d2e1cb730
commit 0bf8b27348
1 changed files with 7 additions and 6 deletions
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13
doc/src/sgml/runtime.sgml
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@ -1,5 +1,5 @@
<!--
$PostgreSQL: pgsql/doc/src/sgml/runtime.sgml,v 1.336 2005/07/05 23:18:09 momjian Exp $
$PostgreSQL: pgsql/doc/src/sgml/runtime.sgml,v 1.337 2005/07/06 14:45:12 momjian Exp $
-->
<chapter Id="runtime">
@ -1705,11 +1705,12 @@ SET ENABLE_SEQSCAN TO OFF;
<para>
When this option is on, the <productname>PostgreSQL</> server
writes full pages to WAL when they first modified after a checkpoint
so full recovery is possible. Turning this option off might lead
to a corrupt system after an operating system crash because
uncorrected partial pages might contain inconsistent or corrupt
data. The risks are less but similar to <varname>fsync</>.
writes full pages to WAL when they are first modified after a
checkpoint so full recovery is possible. Turning this option off
might lead to a corrupt system after an operating system crash
or power failure because uncorrected partial pages might contain
inconsistent or corrupt data. The risks are less but similar to
<varname>fsync</>.
</para>
<para>