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Instead of having a configure-time DEFAULT_ATTSTATTARGET, store -1 in

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attstattarget to indicate 'use the default'.  The default is now a GUC
variable default_statistics_target, and so may be changed on the fly.  Along
the way we gain the ability to have pg_dump dump the per-column statistics
target when it's not the default.  Patch by Neil Conway, with some kibitzing
from Tom Lane.
This commit is contained in:
Tom Lane
2002-07-31 17:19:54 +00:00
parent 8be3cfbbd5
commit ce7565ab91
18 changed files with 125 additions and 60 deletions
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5
src/include/commands/vacuum.h
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@@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: vacuum.h,v 1.44 2002/06/20 20:29:49 momjian Exp $
* $Id: vacuum.h,v 1.45 2002/07/31 17:19:54 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -34,6 +34,9 @@ typedef struct VacRUsage
struct rusage ru;
} VacRUsage;
/* Default statistics target (GUC parameter) */
extern int default_statistics_target;
/* in commands/vacuum.c */
extern void vacuum(VacuumStmt *vacstmt);