postgresql/src/include/catalog/pg_inherits_fn.h
2011-01-01 13:18:15 -05:00

27 lines
850 B
C

/*-------------------------------------------------------------------------
*
* pg_inherits_fn.h
* prototypes for functions in catalog/pg_inherits.c
*
*
* Portions Copyright (c) 1996-2011, 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 */