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Restructure smgr API as per recent proposal. smgr no longer depends on

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the relcache, and so the notion of 'blind write' is gone.  This should
improve efficiency in bgwriter and background checkpoint processes.
Internal restructuring in md.c to remove the not-very-useful array of
MdfdVec objects --- might as well just use pointers.
Also remove the long-dead 'persistent main memory' storage manager (mm.c),
since it seems quite unlikely to ever get resurrected.
This commit is contained in:
Tom Lane
2004-02-10 01:55:27 +00:00
parent f06e79525a
commit 87bd956385
37 changed files with 933 additions and 1776 deletions
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4
src/backend/access/transam/xlog.c
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/backend/access/transam/xlog.c,v 1.133 2004/01/26 22:35:31 tgl Exp $
* $PostgreSQL: pgsql/src/backend/access/transam/xlog.c,v 1.134 2004/02/10 01:55:24 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -30,6 +30,7 @@
#include "catalog/catversion.h"
#include "catalog/pg_control.h"
#include "storage/bufpage.h"
#include "storage/fd.h"
#include "storage/lwlock.h"
#include "storage/pmsignal.h"
#include "storage/proc.h"
@ -3126,7 +3127,6 @@ ShutdownXLOG(int code, Datum arg)
MyXactMadeTempRelUpdate = false;
CritSectionCount++;
CreateDummyCaches();
CreateCheckPoint(true, true);
ShutdownCLOG();
CritSectionCount--;