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Improve description of constraint_exclusion variable.

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This commit is contained in:
Tom Lane
2005-11-04 23:50:30 +00:00
parent 8959e9b9d3
commit 58d6316d50
1 changed files with 4 additions and 4 deletions
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8
src/backend/utils/misc/guc.c
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@ -10,7 +10,7 @@
* Written by Peter Eisentraut <peter_e@gmx.net>. * Written by Peter Eisentraut <peter_e@gmx.net>.
* *
* IDENTIFICATION * IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/utils/misc/guc.c,v 1.298 2005/11/04 22:18:26 petere Exp $ * $PostgreSQL: pgsql/src/backend/utils/misc/guc.c,v 1.299 2005/11/04 23:50:30 tgl Exp $
* *
*-------------------------------------------------------------------- *--------------------------------------------------------------------
*/ */
@ -464,9 +464,9 @@ static struct config_bool ConfigureNamesBool[] =
}, },
{ {
{"constraint_exclusion", PGC_USERSET, QUERY_TUNING_OTHER, {"constraint_exclusion", PGC_USERSET, QUERY_TUNING_OTHER,
gettext_noop("Enables the planner to use constraints to limit table access."), gettext_noop("Enables the planner to use constraints to optimize queries."),
gettext_noop("This prevents table access if the table constraints " gettext_noop("Child table scans will be skipped if their "
"guarantee that table access is not necessary.") "constraints guarantee that no rows match the query.")
}, },
&constraint_exclusion, &constraint_exclusion,
false, NULL, NULL false, NULL, NULL