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Transaction log manager core code.

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It doesn't work currently but also don't break anything -:)
This commit is contained in:
Vadim B. Mikheev
1999-09-27 15:48:12 +00:00
parent 2902c4c640
commit 30659d43eb
10 changed files with 1583 additions and 16 deletions
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16
src/backend/storage/file/fd.c
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@ -6,7 +6,7 @@
* Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $Id: fd.c,v 1.47 1999/07/17 20:17:42 momjian Exp $
* $Id: fd.c,v 1.48 1999/09/27 15:47:49 vadim Exp $
*
* NOTES:
*
@ -49,6 +49,7 @@
#include "miscadmin.h"
#include "storage/fd.h"
bool ReleaseDataFile(void);
/*
* Problem: Postgres does a system(ld...) to do dynamic loading.
* This will open several extra files in addition to those used by
@ -410,6 +411,19 @@ ReleaseLruFile()
LruDelete(VfdCache[0].lruMoreRecently);
}
bool
ReleaseDataFile()
{
DO_DB(elog(DEBUG, "ReleaseDataFile. Opened %d", nfile));
if (nfile <= 0)
return(false);
Assert(VfdCache[0].lruMoreRecently != 0);
LruDelete(VfdCache[0].lruMoreRecently);
return(true);
}
static File
AllocateVfd()
{