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
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
|
/*-------------------------------------------------------------------------
*
* heap.h
* prototypes for functions in backend/catalog/heap.c
*
*
* Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/catalog/heap.h,v 1.69 2004/08/28 21:05:26 tgl Exp $
*
*-------------------------------------------------------------------------
*/
#ifndef HEAP_H
#define HEAP_H
#include "catalog/pg_attribute.h"
#include "nodes/parsenodes.h"
#include "parser/parse_node.h"
#include "utils/rel.h"
typedef struct RawColumnDefault
{
AttrNumber attnum; /* attribute to attach default to */
Node *raw_default; /* default value (untransformed parse
* tree) */
} RawColumnDefault;
typedef struct CookedConstraint
{
ConstrType contype; /* CONSTR_DEFAULT or CONSTR_CHECK */
char *name; /* name, or NULL if none */
AttrNumber attnum; /* which attr (only for DEFAULT) */
Node *expr; /* transformed default or check expr */
} CookedConstraint;
extern Relation heap_create(const char *relname,
Oid relnamespace,
Oid reltablespace,
TupleDesc tupDesc,
bool shared_relation,
bool create_storage,
bool allow_system_table_mods);
extern Oid heap_create_with_catalog(const char *relname,
Oid relnamespace,
Oid reltablespace,
TupleDesc tupdesc,
char relkind,
bool shared_relation,
bool oidislocal,
int oidinhcount,
OnCommitAction oncommit,
bool allow_system_table_mods);
extern void heap_drop_with_catalog(Oid relid);
extern void heap_truncate(Oid rid);
extern void heap_truncate_check_FKs(Relation rel);
extern List *AddRelationRawConstraints(Relation rel,
List *rawColDefaults,
List *rawConstraints);
extern void StoreAttrDefault(Relation rel, AttrNumber attnum, char *adbin);
extern Node *cookDefault(ParseState *pstate,
Node *raw_default,
Oid atttypid,
int32 atttypmod,
char *attname);
extern int RemoveRelConstraints(Relation rel, const char *constrName,
DropBehavior behavior);
extern void DeleteRelationTuple(Oid relid);
extern void DeleteAttributeTuples(Oid relid);
extern void RemoveAttributeById(Oid relid, AttrNumber attnum);
extern void RemoveAttrDefault(Oid relid, AttrNumber attnum,
DropBehavior behavior, bool complain);
extern void RemoveAttrDefaultById(Oid attrdefId);
extern void RemoveStatistics(Oid relid, AttrNumber attnum);
extern Form_pg_attribute SystemAttributeDefinition(AttrNumber attno,
bool relhasoids);
extern Form_pg_attribute SystemAttributeByName(const char *attname,
bool relhasoids);
extern void CheckAttributeNamesTypes(TupleDesc tupdesc, char relkind);
extern void CheckAttributeType(const char *attname, Oid atttypid);
#endif /* HEAP_H */
|
