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Reduce size of critial section during vacuum full, critical

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sections now isn't nested. All user-defined functions now is
called outside critsections. Small improvements in WAL
protocol.

TODO: improve XLOG replay
This commit is contained in:
Teodor Sigaev
2006-05-17 16:34:59 +00:00
parent 815f58407c
commit 8876e37d07
5 changed files with 411 additions and 254 deletions
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9
src/backend/access/gist/gistutil.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/gistutil.c,v 1.11 2006/05/10 09:19:54 teodor Exp $
* $PostgreSQL: pgsql/src/backend/access/gist/gistutil.c,v 1.12 2006/05/17 16:34:59 teodor Exp $
*-------------------------------------------------------------------------
*/
#include "postgres.h"
@ -112,18 +112,17 @@ gistfitpage(IndexTuple *itvec, int len) {
* Read buffer into itup vector
*/
IndexTuple *
gistextractbuffer(Buffer buffer, int *len /* out */ )
gistextractpage(Page page, int *len /* out */ )
{
OffsetNumber i,
maxoff;
IndexTuple *itvec;
Page p = (Page) BufferGetPage(buffer);
maxoff = PageGetMaxOffsetNumber(p);
maxoff = PageGetMaxOffsetNumber(page);
*len = maxoff;
itvec = palloc(sizeof(IndexTuple) * maxoff);
for (i = FirstOffsetNumber; i <= maxoff; i = OffsetNumberNext(i))
itvec[i - FirstOffsetNumber] = (IndexTuple) PageGetItem(p, PageGetItemId(p, i));
itvec[i - FirstOffsetNumber] = (IndexTuple) PageGetItem(page, PageGetItemId(page, i));
return itvec;
}