mirror of
https://github.com/postgres/postgres.git
synced 2026-06-04 06:45:49 -04:00
Tom Lane
9cf80f2f55
pointers, namely the catcache tuple fetch routines. Also get rid of the unused and possibly confusing 'size' field in struct cachedesc. Since it doesn't allow for variable-length fields, anyone who actually trusted it would likely be making a mistake...
70 lines
1.8 KiB
C
70 lines
1.8 KiB
C
/*-------------------------------------------------------------------------
|
|
*
|
|
* syscache.h
|
|
* System catalog cache definitions.
|
|
*
|
|
* See also lsyscache.h, which provides convenience routines for
|
|
* common cache-lookup operations.
|
|
*
|
|
* Portions Copyright (c) 1996-2000, PostgreSQL, Inc
|
|
* Portions Copyright (c) 1994, Regents of the University of California
|
|
*
|
|
* $Id: syscache.h,v 1.26 2000/06/17 04:56:29 tgl Exp $
|
|
*
|
|
*-------------------------------------------------------------------------
|
|
*/
|
|
#ifndef SYSCACHE_H
|
|
#define SYSCACHE_H
|
|
|
|
#include "access/htup.h"
|
|
|
|
/*
|
|
* Declarations for util/syscache.c.
|
|
*
|
|
* SysCache identifiers.
|
|
*
|
|
* The order of these must match the order
|
|
* they are entered into the structure cacheinfo[] in syscache.c.
|
|
* Keep them in alphabetical order.
|
|
*/
|
|
|
|
#define AGGNAME 0
|
|
#define AMNAME 1
|
|
#define AMOPOPID 2
|
|
#define AMOPSTRATEGY 3
|
|
#define ATTNAME 4
|
|
#define ATTNUM 5
|
|
#define CLADEFTYPE 6
|
|
#define CLANAME 7
|
|
#define GRONAME 8
|
|
#define GROSYSID 9
|
|
#define INDEXRELID 10
|
|
#define INHRELID 11
|
|
#define LANGNAME 12
|
|
#define LANGOID 13
|
|
#define LISTENREL 14
|
|
#define OPERNAME 15
|
|
#define OPEROID 16
|
|
#define PROCNAME 17
|
|
#define PROCOID 18
|
|
#define RELNAME 19
|
|
#define RELOID 20
|
|
#define RULENAME 21
|
|
#define RULEOID 22
|
|
#define SHADOWNAME 23
|
|
#define SHADOWSYSID 24
|
|
#define STATRELID 25
|
|
#define TYPENAME 26
|
|
#define TYPEOID 27
|
|
|
|
extern void zerocaches(void);
|
|
extern void InitCatalogCache(void);
|
|
extern HeapTuple SearchSysCacheTuple(int cacheId,
|
|
Datum key1, Datum key2, Datum key3, Datum key4);
|
|
extern HeapTuple SearchSysCacheTupleCopy(int cacheId,
|
|
Datum key1, Datum key2, Datum key3, Datum key4);
|
|
extern Datum SysCacheGetAttr(int cacheId, HeapTuple tup,
|
|
AttrNumber attributeNumber, bool *isNull);
|
|
|
|
#endif /* SYSCACHE_H */
|