aboutsummaryrefslogtreecommitdiff
path: root/src/include/catalog/pg_inherits_fn.h
blob: abfa4766a12e973def4f2d0bf0494800b110c4d5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
/*-------------------------------------------------------------------------
 *
 * pg_inherits_fn.h
 *	  prototypes for functions in catalog/pg_inherits.c
 *
 *
 * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994, Regents of the University of California
 *
 * src/include/catalog/pg_inherits_fn.h
 *
 *-------------------------------------------------------------------------
 */
#ifndef PG_INHERITS_FN_H
#define PG_INHERITS_FN_H

#include "nodes/pg_list.h"
#include "storage/lock.h"

extern List *find_inheritance_children(Oid parentrelId, LOCKMODE lockmode);
extern List *find_all_inheritors(Oid parentrelId, LOCKMODE lockmode,
					List **parents);
extern bool has_subclass(Oid relationId);
extern bool typeInheritsFrom(Oid subclassTypeId, Oid superclassTypeId);

#endif							/* PG_INHERITS_FN_H */