database/postgres
1
0
Fork 0
mirror of https://github.com/postgres/postgres.git synced 2025-08-22 21:53:06 +03:00
Code Activity

Add vacuum_freeze_table_age GUC option, to control when VACUUM should

Browse Source 
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
Download Patch File Download Diff File Expand all files Collapse all files

10
src/backend/parser/gram.y
View File

@@ -11,7 +11,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/parser/gram.y,v 2.654 2009/01/12 09:38:30 petere Exp $
* $PostgreSQL: pgsql/src/backend/parser/gram.y,v 2.655 2009/01/16 13:27:23 heikki Exp $
*
* HISTORY
* AUTHOR DATE MAJOR EVENT
@@ -6263,7 +6263,7 @@ VacuumStmt: VACUUM opt_full opt_freeze opt_verbose
n->analyze = false;
n->full = $2;
n->freeze_min_age = $3 ? 0 : -1;
n->scan_all = $2 || $3;
n->freeze_table_age = $3 ? 0 : -1;
n->verbose = $4;
n->relation = NULL;
n->va_cols = NIL;
@@ -6276,7 +6276,7 @@ VacuumStmt: VACUUM opt_full opt_freeze opt_verbose
n->analyze = false;
n->full = $2;
n->freeze_min_age = $3 ? 0 : -1;
n->scan_all = $2 || $3;
n->freeze_table_age = $3 ? 0 : -1;
n->verbose = $4;
n->relation = $5;
n->va_cols = NIL;
@@ -6288,7 +6288,7 @@ VacuumStmt: VACUUM opt_full opt_freeze opt_verbose
n->vacuum = true;
n->full = $2;
n->freeze_min_age = $3 ? 0 : -1;
n->scan_all = $2 || $3;
n->freeze_table_age = $3 ? 0 : -1;
n->verbose |= $4;
$$ = (Node *)n;
}
@@ -6302,6 +6302,7 @@ AnalyzeStmt:
n->analyze = true;
n->full = false;
n->freeze_min_age = -1;
n->freeze_table_age = -1;
n->verbose = $2;
n->relation = NULL;
n->va_cols = NIL;
@@ -6314,6 +6315,7 @@ AnalyzeStmt:
n->analyze = true;
n->full = false;
n->freeze_min_age = -1;
n->freeze_table_age = -1;
n->verbose = $2;
n->relation = $3;
n->va_cols = $4;