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Fix for vacuum updating problem.

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This commit is contained in:
Bruce Momjian 1998-08-19 15:47:36 +00:00
parent 5fbbd364e8
commit 9c4eceb4e3
2 changed files with 14 additions and 8 deletions
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9
src/backend/commands/vacuum.c
View File

@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/commands/vacuum.c,v 1.70 1998/08/19 02:01:56 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/commands/vacuum.c,v 1.71 1998/08/19 15:47:35 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -39,6 +39,7 @@
#include "storage/bufpage.h"
#include "storage/shmem.h"
#include "storage/smgr.h"
#include "storage/itemptr.h"
#include "storage/lmgr.h"
#include "utils/builtins.h"
#include "utils/inval.h"
@ -1883,13 +1884,11 @@ vc_updstats(Oid relid, int npages, int ntups, bool hasindex, VRelStats *vacrelst
}
/* XXX -- after write, should invalidate relcache in other backends */
#ifdef NOT_USED
WriteNoReleaseBuffer(&rtup->t_ctid); /* heap_endscan release scan' buffers ? */
#endif
WriteNoReleaseBuffer(ItemPointerGetBlockNumber(&rtup->t_ctid));
/*
* invalidating system relations confuses the function cache of
* pg_operator and pg_opclass
* pg_operator and pg_opclass, bjm
*/
if (!IsSystemRelationName(pgcform->relname.data))
RelationInvalidateHeapTuple(rd, rtup);

13
src/backend/executor/nodeIndexscan.c
View File

@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/executor/nodeIndexscan.c,v 1.24 1998/08/19 02:02:02 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/executor/nodeIndexscan.c,v 1.25 1998/08/19 15:47:36 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -129,7 +129,7 @@ IndexNext(IndexScan *node)
{
bool prev_matches = false;
int prev_index;
/* ----------------
* store the scanned tuple in the scan tuple slot of
* the scan state. Eventually we will only do this and not
@ -142,10 +142,17 @@ IndexNext(IndexScan *node)
slot, /* slot to store in */
buffer, /* buffer associated with tuple */
false); /* don't pfree */
/*
* We must check to see if the current tuple would have been
* matched by an earlier index, so we don't double report it.
* We do this by passing the tuple through ExecQual and look
* for failure with all previous qualifications.
*/
for (prev_index = 0; prev_index < indexstate->iss_IndexPtr;
prev_index++)
{
scanstate->cstate.cs_ExprContext->ecxt_scantuple = slot;
if (ExecQual(nth(prev_index, node->indxqual),
scanstate->cstate.cs_ExprContext))
{