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Minor editorial improvements in documentation of session_replication_role;

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in particular correct the obsolete claim that it can't be changed once
any plans have been cached.
This commit is contained in:
Tom Lane 2008-01-27 19:12:28 +00:00
parent 6322e84430
commit b5518c8e88
3 changed files with 22 additions and 21 deletions
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37
doc/src/sgml/config.sgml
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@ -1,4 +1,4 @@
<!-- $PostgreSQL: pgsql/doc/src/sgml/config.sgml,v 1.161 2008/01/21 03:28:42 tgl Exp $ -->
<!-- $PostgreSQL: pgsql/doc/src/sgml/config.sgml,v 1.162 2008/01/27 19:12:28 tgl Exp $ -->
<chapter Id="runtime-config">
<title>Server Configuration</title>
@ -3841,6 +3841,24 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
</listitem>
</varlistentry>
<varlistentry id="guc-session-replication-role" xreflabel="session_replication_role">
<term><varname>session_replication_role</varname> (<type>string</type>)</term>
<indexterm>
<primary><varname>session_replication_role</> configuration parameter</primary>
</indexterm>
<listitem>
<para>
Controls firing of replication-related triggers and rules for the
current session. Setting this variable requires
superuser privilege and results in discarding any previously cached
query plans. Possible values are <literal>origin</> (the default),
<literal>replica</> and <literal>local</>.
See <xref linkend="sql-altertable" endterm="sql-altertable-title"> for
more information.
</para>
</listitem>
</varlistentry>
<varlistentry id="guc-statement-timeout" xreflabel="statement_timeout">
<term><varname>statement_timeout</varname> (<type>integer</type>)</term>
<indexterm>
@ -3858,23 +3876,6 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
</listitem>
</varlistentry>
<varlistentry id="guc-session-replication-role" xreflabel="session_replication_role">
<term><varname>session_replication_role</varname> (<type>string</type>)</term>
<indexterm>
<primary><varname>session_replication_role</> configuration parameter</primary>
</indexterm>
<listitem>
<para>
Controls the trigger and rule firing for the current session.
See <xref linkend="sql-altertable" endterm="sql-altertable-title"> for the different options to
enable or disable triggers and rules. Setting the variable requires
superuser privilege and can only be done before any query plans have
been cached. Possible values are <literal>origin</>,
<literal>replica</> and <literal>local</>.
</para>
</listitem>
</varlistentry>
<varlistentry id="guc-vacuum-freeze-min-age" xreflabel="vacuum_freeze_min_age">
<term><varname>vacuum_freeze_min_age</varname> (<type>integer</type>)</term>
<indexterm>

4
src/backend/utils/misc/guc.c
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@ -10,7 +10,7 @@
* Written by Peter Eisentraut <peter_e@gmx.net>.
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/utils/misc/guc.c,v 1.430 2008/01/14 19:18:53 tgl Exp $
* $PostgreSQL: pgsql/src/backend/utils/misc/guc.c,v 1.431 2008/01/27 19:12:28 tgl Exp $
*
*--------------------------------------------------------------------
*/
@ -2022,7 +2022,7 @@ static struct config_string ConfigureNamesString[] =
{
{"session_replication_role", PGC_SUSET, CLIENT_CONN_STATEMENT,
gettext_noop("Sets the sessions behavior for triggers and rewrite rules."),
gettext_noop("Sets the session's behavior for triggers and rewrite rules."),
gettext_noop("Each session can be either"
" \"origin\", \"replica\", or \"local\".")
},

2
src/backend/utils/misc/postgresql.conf.sample
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@ -414,8 +414,8 @@
#check_function_bodies = on
#default_transaction_isolation = 'read committed'
#default_transaction_read_only = off
#session_replication_role = 'origin'
#statement_timeout = 0 # 0 is disabled
#session_replication_role = "origin"
#vacuum_freeze_min_age = 100000000
#xmlbinary = 'base64'
#xmloption = 'content'