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New file naming. Database OID is used as "tablespace" id and

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relation OID is used as file node on creation but may be changed later
if required. Regression Tests Approved (c) -:)))
This commit is contained in:
Vadim B. Mikheev
2000-10-16 14:52:28 +00:00
parent 07a55ebf64
commit 2c7de17b07
19 changed files with 488 additions and 154 deletions
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20
src/include/storage/smgr.h
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@@ -7,13 +7,14 @@
* Portions Copyright (c) 1996-2000, PostgreSQL, Inc
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: smgr.h,v 1.21 2000/06/05 07:29:06 tgl Exp $
* $Id: smgr.h,v 1.22 2000/10/16 14:52:28 vadim Exp $
*
*-------------------------------------------------------------------------
*/
#ifndef SMGR_H
#define SMGR_H
#include "storage/relfilenode.h"
#include "storage/block.h"
#include "storage/spin.h"
#include "utils/rel.h"
@@ -35,14 +36,21 @@ extern int smgrwrite(int16 which, Relation reln, BlockNumber blocknum,
char *buffer);
extern int smgrflush(int16 which, Relation reln, BlockNumber blocknum,
char *buffer);
#ifdef OLD_FILE_NAMING
extern int smgrblindwrt(int16 which, char *dbname, char *relname,
Oid dbid, Oid relid,
BlockNumber blkno, char *buffer,
bool dofsync);
extern int smgrmarkdirty(int16 which, Relation reln, BlockNumber blkno);
extern int smgrblindmarkdirty(int16 which, char *dbname, char *relname,
Oid dbid, Oid relid,
BlockNumber blkno);
#else
extern int smgrblindwrt(int16 which, RelFileNode rnode,
BlockNumber blkno, char *buffer, bool dofsync);
extern int smgrblindmarkdirty(int16 which, RelFileNode rnode,
BlockNumber blkno);
#endif
extern int smgrmarkdirty(int16 which, Relation reln, BlockNumber blkno);
extern int smgrnblocks(int16 which, Relation reln);
extern int smgrtruncate(int16 which, Relation reln, int nblocks);
extern int smgrcommit(void);
@@ -62,12 +70,18 @@ extern int mdclose(Relation reln);
extern int mdread(Relation reln, BlockNumber blocknum, char *buffer);
extern int mdwrite(Relation reln, BlockNumber blocknum, char *buffer);
extern int mdflush(Relation reln, BlockNumber blocknum, char *buffer);
extern int mdmarkdirty(Relation reln, BlockNumber blkno);
#ifdef OLD_FILE_NAMING
extern int mdblindwrt(char *dbname, char *relname, Oid dbid, Oid relid,
BlockNumber blkno, char *buffer,
bool dofsync);
extern int mdmarkdirty(Relation reln, BlockNumber blkno);
extern int mdblindmarkdirty(char *dbname, char *relname, Oid dbid, Oid relid,
BlockNumber blkno);
#else
extern int mdblindwrt(RelFileNode rnode, BlockNumber blkno,
char *buffer, bool dofsync);
extern int mdblindmarkdirty(RelFileNode rnode, BlockNumber blkno);
#endif
extern int mdnblocks(Relation reln);
extern int mdtruncate(Relation reln, int nblocks);
extern int mdcommit(void);