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

   1 /*-------------------------------------------------------------------------
   2  *
   3  * heap.h
   4  *        prototypes for functions in backend/catalog/heap.c
   5  *
   6  *
   7  * Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
   8  * Portions Copyright (c) 1994, Regents of the University of California
   9  *
  10  * $Id: heap.h,v 1.42 2002/03/06 20:34:55 momjian Exp $
  11  *
  12  *-------------------------------------------------------------------------
  13  */
  14 #ifndef HEAP_H
  15 #define HEAP_H
  16
  17 #include "catalog/pg_attribute.h"
  18 #include "nodes/parsenodes.h"
  19 #include "parser/parse_node.h"
  20 #include "utils/rel.h"
  21
  22 typedef struct RawColumnDefault
  23 {
  24         AttrNumber      attnum;                 /* attribute to attach default to */
  25         Node       *raw_default;        /* default value (untransformed parse
  26                                                                  * tree) */
  27 } RawColumnDefault;
  28
  29 extern Oid      RelnameFindRelid(const char *relname);
  30
  31 extern Relation heap_create(char *relname, TupleDesc tupDesc,
  32                         bool istemp, bool storage_create,
  33                         bool allow_system_table_mods);
  34
  35 extern void heap_storage_create(Relation rel);
  36
  37 extern Oid heap_create_with_catalog(char *relname, TupleDesc tupdesc,
  38                                                  char relkind, bool relhasoids, bool istemp,
  39                                                  bool allow_system_table_mods);
  40
  41 extern void heap_drop_with_catalog(const char *relname,
  42                                            bool allow_system_table_mods);
  43
  44 extern void heap_truncate(char *relname);
  45
  46 extern void AddRelationRawConstraints(Relation rel,
  47                                                   List *rawColDefaults,
  48                                                   List *rawConstraints);
  49
  50 extern Node *cookDefault(ParseState *pstate
  51                                                 , Node *raw_default
  52                                                 , Oid atttypid
  53                                                 , int32 atttypmod
  54                                                 , char *attname);
  55
  56 extern int      RemoveCheckConstraint(Relation rel, const char *constrName, bool inh);
  57
  58 extern Form_pg_attribute SystemAttributeDefinition(AttrNumber attno,
  59                                                   bool relhasoids);
  60
  61 extern Form_pg_attribute SystemAttributeByName(const char *attname,
  62                                           bool relhasoids);
  63
  64 #endif   /* HEAP_H */