1/*-------------------------------------------------------------------------
2 *
3 * pg_attrdef.h
4 * definition of the "attribute defaults" system catalog (pg_attrdef)
5 *
6 *
7 * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
8 * Portions Copyright (c) 1994, Regents of the University of California
9 *
10 * src/include/catalog/pg_attrdef.h
11 *
12 * NOTES
13 * The Catalog.pm module reads this file and derives schema
14 * information.
15 *
16 *-------------------------------------------------------------------------
17 */
18#ifndef PG_ATTRDEF_H
19#define PG_ATTRDEF_H
20
21#include "catalog/genbki.h"
22#include "catalog/pg_attrdef_d.h"
23
24/* ----------------
25 * pg_attrdef definition. cpp turns this into
26 * typedef struct FormData_pg_attrdef
27 * ----------------
28 */
29CATALOG(pg_attrdef,2604,AttrDefaultRelationId)
30{
31 Oid oid; /* oid */
32
33 Oid adrelid; /* OID of table containing attribute */
34 int16 adnum; /* attnum of attribute */
35
36#ifdef CATALOG_VARLEN /* variable-length fields start here */
37 pg_node_tree adbin BKI_FORCE_NOT_NULL; /* nodeToString representation of
38 * default */
39#endif
40} FormData_pg_attrdef;
41
42/* ----------------
43 * Form_pg_attrdef corresponds to a pointer to a tuple with
44 * the format of pg_attrdef relation.
45 * ----------------
46 */
47typedef FormData_pg_attrdef *Form_pg_attrdef;
48
49#endif /* PG_ATTRDEF_H */
50