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Revise pgstats stuff to fix the problems with not counting accesses

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generated by bitmap index scans.  Along the way, simplify and speed up
the code for counting sequential and index scans; it was both confusing
and inefficient to be taking care of that in the per-tuple loops, IMHO.
initdb forced because of internal changes in pg_stat view definitions.
This commit is contained in:
Tom Lane
2005-10-06 02:29:23 +00:00
parent b5aad11a1b
commit cb8b6618ce
16 changed files with 207 additions and 166 deletions
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6
src/backend/access/gist/gistget.c
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@ -8,7 +8,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/access/gist/gistget.c,v 1.51 2005/09/22 20:44:36 momjian Exp $
* $PostgreSQL: pgsql/src/backend/access/gist/gistget.c,v 1.52 2005/10/06 02:29:07 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -17,8 +17,10 @@
#include "access/itup.h"
#include "access/gist_private.h"
#include "executor/execdebug.h"
#include "pgstat.h"
#include "utils/memutils.h"
static OffsetNumber gistfindnext(IndexScanDesc scan, OffsetNumber n,
ScanDirection dir);
static int gistnext(IndexScanDesc scan, ScanDirection dir, ItemPointer tids, int maxtids, bool ignore_killed_tuples);
@ -161,6 +163,8 @@ gistnext(IndexScanDesc scan, ScanDirection dir, ItemPointer tids, int maxtids, b
stk->next = NULL;
stk->block = GIST_ROOT_BLKNO;
pgstat_count_index_scan(&scan->xs_pgstat_info);
}
else if (so->curbuf == InvalidBuffer)
{