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Rename the parameter recovery_connections to hot_standby, to reduce possible

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confusion with streaming-replication settings.  Also, change its default
value to "off", because of concern about executing new and poorly-tested
code during ordinary non-replicating operation.  Per discussion.

In passing do some minor editing of related documentation.
This commit is contained in:
Tom Lane
2010-04-29 21:36:19 +00:00
parent 72e316e4c8
commit f0488bd57c
7 changed files with 116 additions and 100 deletions
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12
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 1.552 2010/04/28 16:10:42 heikki Exp $
* $PostgreSQL: pgsql/src/backend/utils/misc/guc.c,v 1.553 2010/04/29 21:36:19 tgl Exp $
*
*--------------------------------------------------------------------
*/
@@ -1222,14 +1222,12 @@ static struct config_bool ConfigureNamesBool[] =
},
{
{"recovery_connections", PGC_POSTMASTER, WAL_SETTINGS,
gettext_noop("During recovery, allows connections and queries. "
" During normal running, causes additional info to be written"
" to WAL to enable hot standby mode on WAL standby nodes."),
{"hot_standby", PGC_POSTMASTER, WAL_SETTINGS,
gettext_noop("Allows connections and queries during recovery."),
NULL
},
&XLogRequestRecoveryConnections,
true, NULL, NULL
&EnableHotStandby,
false, NULL, NULL
},
{

8
src/backend/utils/misc/postgresql.conf.sample
View File

@@ -185,10 +185,10 @@
# - Hot Standby -
#recovery_connections = on # allows connections during recovery
#max_standby_delay = 30s # max acceptable standby lag (s) to allow queries
# to complete without conflict; -1 disables
#vacuum_defer_cleanup_age = 0 # num transactions by which cleanup is deferred
#hot_standby = off # allows queries during recovery
#max_standby_delay = 30s # max acceptable lag (s) to allow queries to
# complete without conflict; -1 means forever
#vacuum_defer_cleanup_age = 0 # num transactions by which cleanup is deferred
# - Replication -