From 37e666b8b5999fddd556138edd17a5f26384460f Mon Sep 17 00:00:00 2001
From: Robert Haas <rhaas@postgresql.org>
Date: Wed, 18 Apr 2012 10:09:41 -0400
Subject: [PATCH] Doc clarification for synchronous_commit.
Fujii Masao
---
doc/src/sgml/config.sgml | 3 +++
1 file changed, 3 insertions(+)
diff --git a/doc/src/sgml/config.sgml b/doc/src/sgml/config.sgml
index cffca4e46c9..4728ca5cf46 100644
--- a/doc/src/sgml/config.sgml
+++ b/doc/src/sgml/config.sgml
@@ -1662,6 +1662,9 @@ SET ENABLE_SEQSCAN TO OFF;
to allow the transaction to commit asynchronously. However, the
special value <literal>local</> is available for transactions that
wish to wait for local flush to disk, but not synchronous replication.
+ If <varname>synchronous_standby_names</> is not set, <literal>on</>,
+ <literal>remote_write</> and <literal>local</> provide the same
+ synchronization level; transaction commit only waits for local flush.
</para>
<para>
This parameter can be changed at any time; the behavior for any
--
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