2002-03-26 20:17:02 +01:00
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/*-------------------------------------------------------------------------
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*
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* namespace.h
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* prototypes for functions in backend/catalog/namespace.c
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*
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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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2002-04-25 04:56:56 +02:00
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* $Id: namespace.h,v 1.10 2002/04/25 02:56:56 tgl Exp $
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2002-03-26 20:17:02 +01:00
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef NAMESPACE_H
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#define NAMESPACE_H
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#include "nodes/primnodes.h"
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2002-04-06 08:59:25 +02:00
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/*
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* This structure holds a list of possible functions or operators
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* found by namespace lookup. Each function/operator is identified
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* by OID and by argument types; the list must be pruned by type
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* resolution rules that are embodied in the parser, not here.
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*/
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typedef struct _FuncCandidateList
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{
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struct _FuncCandidateList *next;
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int pathpos; /* for internal use of namespace lookup */
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Oid oid; /* the function or operator's OID */
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2002-04-25 04:56:56 +02:00
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int nargs; /* number of arg types returned */
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2002-04-06 08:59:25 +02:00
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Oid args[1]; /* arg types --- VARIABLE LENGTH ARRAY */
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} *FuncCandidateList; /* VARIABLE LENGTH STRUCT */
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2002-04-17 22:57:57 +02:00
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/*
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* This structure holds a list of opclass candidates found by namespace
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* lookup.
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*/
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typedef struct _OpclassCandidateList
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{
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struct _OpclassCandidateList *next;
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char *opcname_tmp; /* for internal use of namespace lookup */
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int pathpos; /* for internal use of namespace lookup */
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Oid oid; /* the opclass's OID */
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Oid opcintype; /* type of input data for opclass */
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bool opcdefault; /* T if opclass is default for opcintype */
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Oid opckeytype; /* type of index data, or InvalidOid */
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} *OpclassCandidateList;
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2002-04-06 08:59:25 +02:00
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2002-03-26 20:17:02 +01:00
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extern Oid RangeVarGetRelid(const RangeVar *relation, bool failOK);
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extern Oid RangeVarGetCreationNamespace(const RangeVar *newRelation);
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extern Oid RelnameGetRelid(const char *relname);
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2002-03-30 02:02:42 +01:00
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extern Oid TypenameGetTypid(const char *typname);
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2002-04-17 22:57:57 +02:00
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extern Oid OpclassnameGetOpcid(Oid amid, const char *opcname);
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2002-04-06 08:59:25 +02:00
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extern FuncCandidateList FuncnameGetCandidates(List *names, int nargs);
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2002-04-17 01:08:12 +02:00
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extern FuncCandidateList OpernameGetCandidates(List *names, char oprkind);
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2002-04-17 22:57:57 +02:00
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extern OpclassCandidateList OpclassGetCandidates(Oid amid);
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2002-03-29 20:06:29 +01:00
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extern Oid QualifiedNameGetCreationNamespace(List *names, char **objname_p);
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extern RangeVar *makeRangeVarFromNameList(List *names);
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2002-04-09 22:35:55 +02:00
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extern char *NameListToString(List *names);
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2002-03-31 08:26:32 +02:00
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extern bool isTempNamespace(Oid namespaceId);
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2002-04-01 05:34:27 +02:00
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/* stuff for search_path GUC variable */
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extern char *namespace_search_path;
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extern bool check_search_path(const char *proposed);
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extern void assign_search_path(const char *newval);
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extern void InitializeSearchPath(void);
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2002-03-26 20:17:02 +01:00
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#endif /* NAMESPACE_H */
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