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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"> <chapter Id="runtime">
@ -1705,11 +1705,12 @@ SET ENABLE_SEQSCAN TO OFF;
<para> <para>
When this option is on, the <productname>PostgreSQL</> server When this option is on, the <productname>PostgreSQL</> server
writes full pages to WAL when they first modified after a checkpoint writes full pages to WAL when they are first modified after a
so full recovery is possible. Turning this option off might lead checkpoint so full recovery is possible. Turning this option off
to a corrupt system after an operating system crash because might lead to a corrupt system after an operating system crash
uncorrected partial pages might contain inconsistent or corrupt or power failure because uncorrected partial pages might contain
data. The risks are less but similar to <varname>fsync</>. inconsistent or corrupt data. The risks are less but similar to
<varname>fsync</>.
</para> </para>
<para> <para>