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Add vacuum_freeze_table_age GUC option, to control when VACUUM should

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ignore the visibility map and scan the whole table, to advance
relfrozenxid.
This commit is contained in:
Heikki Linnakangas
2009-01-16 13:27:24 +00:00
parent 19afb4e805
commit 6587818542
16 changed files with 170 additions and 54 deletions
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4
src/backend/nodes/equalfuncs.c
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@@ -22,7 +22,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/nodes/equalfuncs.c,v 1.344 2009/01/01 17:23:43 momjian Exp $
* $PostgreSQL: pgsql/src/backend/nodes/equalfuncs.c,v 1.345 2009/01/16 13:27:23 heikki Exp $
*
*-------------------------------------------------------------------------
*/
@@ -1454,7 +1454,7 @@ _equalVacuumStmt(VacuumStmt *a, VacuumStmt *b)
COMPARE_SCALAR_FIELD(analyze);
COMPARE_SCALAR_FIELD(verbose);
COMPARE_SCALAR_FIELD(freeze_min_age);
COMPARE_SCALAR_FIELD(scan_all);
COMPARE_SCALAR_FIELD(freeze_table_age);
COMPARE_NODE_FIELD(relation);
COMPARE_NODE_FIELD(va_cols);