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Diffstat (limited to 'src/include/catalog/pg_attrdef.h')
-rw-r--r-- | src/include/catalog/pg_attrdef.h | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/src/include/catalog/pg_attrdef.h b/src/include/catalog/pg_attrdef.h new file mode 100644 index 0000000..d689ca2 --- /dev/null +++ b/src/include/catalog/pg_attrdef.h @@ -0,0 +1,59 @@ +/*------------------------------------------------------------------------- + * + * pg_attrdef.h + * definition of the "attribute defaults" system catalog (pg_attrdef) + * + * + * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group + * Portions Copyright (c) 1994, Regents of the University of California + * + * src/include/catalog/pg_attrdef.h + * + * NOTES + * The Catalog.pm module reads this file and derives schema + * information. + * + *------------------------------------------------------------------------- + */ +#ifndef PG_ATTRDEF_H +#define PG_ATTRDEF_H + +#include "catalog/genbki.h" +#include "catalog/pg_attrdef_d.h" + +/* ---------------- + * pg_attrdef definition. cpp turns this into + * typedef struct FormData_pg_attrdef + * ---------------- + */ +CATALOG(pg_attrdef,2604,AttrDefaultRelationId) +{ + Oid oid; /* oid */ + + Oid adrelid BKI_LOOKUP(pg_class); /* OID of table containing + * attribute */ + int16 adnum; /* attnum of attribute */ + +#ifdef CATALOG_VARLEN /* variable-length fields start here */ + pg_node_tree adbin BKI_FORCE_NOT_NULL; /* nodeToString representation of + * default */ +#endif +} FormData_pg_attrdef; + +/* ---------------- + * Form_pg_attrdef corresponds to a pointer to a tuple with + * the format of pg_attrdef relation. + * ---------------- + */ +typedef FormData_pg_attrdef *Form_pg_attrdef; + +DECLARE_TOAST(pg_attrdef, 2830, 2831); + +DECLARE_UNIQUE_INDEX(pg_attrdef_adrelid_adnum_index, 2656, on pg_attrdef using btree(adrelid oid_ops, adnum int2_ops)); +#define AttrDefaultIndexId 2656 +DECLARE_UNIQUE_INDEX_PKEY(pg_attrdef_oid_index, 2657, on pg_attrdef using btree(oid oid_ops)); +#define AttrDefaultOidIndexId 2657 + +DECLARE_FOREIGN_KEY((adrelid, adnum), pg_attribute, (attrelid, attnum)); + +#endif /* PG_ATTRDEF_H */ |