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-rw-r--r--doc/src/sgml/perform.sgml5
1 files changed, 3 insertions, 2 deletions
diff --git a/doc/src/sgml/perform.sgml b/doc/src/sgml/perform.sgml
index 0a104571571..1bec5b1f7e5 100644
--- a/doc/src/sgml/perform.sgml
+++ b/doc/src/sgml/perform.sgml
@@ -1157,9 +1157,10 @@ SELECT * FROM x, y, a, b, c WHERE something AND somethingelse;
<listitem>
<para>
- Turn off <xref linkend="guc-synchronous-commit">; there is no
+ Turn off <xref linkend="guc-synchronous-commit">; there might be no
need to write the <acronym>WAL</acronym> to disk on every
- commit.
+ commit. This does enable possible tranaction loss in case of
+ a <emphasis>database</> crash.
</para>
</listitem>
</itemizedlist>