granicus.if.org Git - postgresql/blob - src/include/catalog/pg_inherits_fn.h

   1 /*-------------------------------------------------------------------------
   2  *
   3  * pg_inherits_fn.h
   4  *        prototypes for functions in catalog/pg_inherits.c
   5  *
   6  *
   7  * Portions Copyright (c) 1996-2015, PostgreSQL Global Development Group
   8  * Portions Copyright (c) 1994, Regents of the University of California
   9  *
  10  * src/include/catalog/pg_inherits_fn.h
  11  *
  12  *-------------------------------------------------------------------------
  13  */
  14 #ifndef PG_INHERITS_FN_H
  15 #define PG_INHERITS_FN_H
  16
  17 #include "nodes/pg_list.h"
  18 #include "storage/lock.h"
  19
  20 extern List *find_inheritance_children(Oid parentrelId, LOCKMODE lockmode);
  21 extern List *find_all_inheritors(Oid parentrelId, LOCKMODE lockmode,
  22                                         List **parents);
  23 extern bool has_subclass(Oid relationId);
  24 extern bool typeInheritsFrom(Oid subclassTypeId, Oid superclassTypeId);
  25
  26 #endif   /* PG_INHERITS_FN_H */