PostgreSQL Source Code  git master
relation.h
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1 /*-------------------------------------------------------------------------
2  *
3  * relation.h
4  * Generic relation related routines.
5  *
6  *
7  * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
8  * Portions Copyright (c) 1994, Regents of the University of California
9  *
10  * src/include/access/relation.h
11  *
12  *-------------------------------------------------------------------------
13  */
14 #ifndef ACCESS_RELATION_H
15 #define ACCESS_RELATION_H
16 
17 #include "nodes/primnodes.h"
18 #include "utils/relcache.h"
19 #include "storage/lockdefs.h"
20 
21 
22 extern Relation relation_open(Oid relationId, LOCKMODE lockmode);
23 extern Relation try_relation_open(Oid relationId, LOCKMODE lockmode);
24 extern Relation relation_openrv(const RangeVar *relation, LOCKMODE lockmode);
25 extern Relation relation_openrv_extended(const RangeVar *relation,
26  LOCKMODE lockmode, bool missing_ok);
27 extern void relation_close(Relation relation, LOCKMODE lockmode);
28 
29 #endif /* ACCESS_RELATION_H */
Relation relation_openrv_extended(const RangeVar *relation, LOCKMODE lockmode, bool missing_ok)
Definition: relation.c:173
void relation_close(Relation relation, LOCKMODE lockmode)
Definition: relation.c:206
Relation relation_openrv(const RangeVar *relation, LOCKMODE lockmode)
Definition: relation.c:138
int LOCKMODE
Definition: lockdefs.h:26
Relation relation_open(Oid relationId, LOCKMODE lockmode)
Definition: relation.c:48
unsigned int Oid
Definition: postgres_ext.h:31
Relation try_relation_open(Oid relationId, LOCKMODE lockmode)
Definition: relation.c:89