d5e99ab4d6
in different namespaces. Also, cleanup work on relation namespace support: drop, alter, rename commands work for tables in non-default namespaces.
83 lines
2.1 KiB
C
83 lines
2.1 KiB
C
/*-------------------------------------------------------------------------
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*
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* syscache.h
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* System catalog cache definitions.
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*
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* See also lsyscache.h, which provides convenience routines for
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* common cache-lookup operations.
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*
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* Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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* $Id: syscache.h,v 1.41 2002/03/29 19:06:26 tgl Exp $
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef SYSCACHE_H
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#define SYSCACHE_H
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#include "access/htup.h"
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/*
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* Declarations for util/syscache.c.
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*
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* SysCache identifiers.
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*
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* The order of these must match the order
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* they are entered into the structure cacheinfo[] in syscache.c.
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* Keep them in alphabetical order.
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*/
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#define AGGNAME 0
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#define AGGOID 1
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#define AMNAME 2
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#define AMOID 3
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#define AMOPOPID 4
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#define AMOPSTRATEGY 5
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#define AMPROCNUM 6
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#define ATTNAME 7
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#define ATTNUM 8
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#define CLAAMNAME 9
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#define CLAOID 10
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#define GRONAME 11
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#define GROSYSID 12
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#define INDEXRELID 13
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#define INHRELID 14
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#define LANGNAME 15
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#define LANGOID 16
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#define NAMESPACENAME 17
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#define NAMESPACEOID 18
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#define OPERNAME 19
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#define OPEROID 20
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#define PROCNAME 21
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#define PROCOID 22
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#define RELNAMENSP 23
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#define RELOID 24
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#define RULENAME 25
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#define SHADOWNAME 26
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#define SHADOWSYSID 27
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#define STATRELATT 28
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#define TYPENAMENSP 29
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#define TYPEOID 30
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extern void InitCatalogCache(void);
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extern void InitCatalogCachePhase2(void);
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extern HeapTuple SearchSysCache(int cacheId,
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Datum key1, Datum key2, Datum key3, Datum key4);
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extern void ReleaseSysCache(HeapTuple tuple);
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/* convenience routines */
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extern HeapTuple SearchSysCacheCopy(int cacheId,
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Datum key1, Datum key2, Datum key3, Datum key4);
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extern bool SearchSysCacheExists(int cacheId,
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Datum key1, Datum key2, Datum key3, Datum key4);
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extern Oid GetSysCacheOid(int cacheId,
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Datum key1, Datum key2, Datum key3, Datum key4);
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extern Datum SysCacheGetAttr(int cacheId, HeapTuple tup,
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AttrNumber attributeNumber, bool *isNull);
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#endif /* SYSCACHE_H */
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