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- /*-------------------------------------------------------------------------
- *
- * pg_largeobject.h
- * definition of the system "largeobject" relation (pg_largeobject)
- * along with the relation's initial contents.
- *
- *
- * Portions Copyright (c) 1996-2016, PostgreSQL Global Development Group
- * Portions Copyright (c) 1994, Regents of the University of California
- *
- * src/include/catalog/pg_largeobject.h
- *
- * NOTES
- * the genbki.pl script reads this file and generates .bki
- * information from the DATA() statements.
- *
- *-------------------------------------------------------------------------
- */
- #ifndef PG_LARGEOBJECT_H
- #define PG_LARGEOBJECT_H
- #include "catalog/genbki.h"
- /* ----------------
- * pg_largeobject definition. cpp turns this into
- * typedef struct FormData_pg_largeobject
- * ----------------
- */
- #define LargeObjectRelationId 2613
- CATALOG(pg_largeobject,2613) BKI_WITHOUT_OIDS
- {
- Oid loid; /* Identifier of large object */
- int32 pageno; /* Page number (starting from 0) */
- /* data has variable length, but we allow direct access; see inv_api.c */
- bytea data BKI_FORCE_NOT_NULL; /* Data for page (may be zero-length) */
- } FormData_pg_largeobject;
- /* ----------------
- * Form_pg_largeobject corresponds to a pointer to a tuple with
- * the format of pg_largeobject relation.
- * ----------------
- */
- typedef FormData_pg_largeobject *Form_pg_largeobject;
- /* ----------------
- * compiler constants for pg_largeobject
- * ----------------
- */
- #define Natts_pg_largeobject 3
- #define Anum_pg_largeobject_loid 1
- #define Anum_pg_largeobject_pageno 2
- #define Anum_pg_largeobject_data 3
- extern Oid LargeObjectCreate(Oid loid);
- extern void LargeObjectDrop(Oid loid);
- extern bool LargeObjectExists(Oid loid);
- #endif /* PG_LARGEOBJECT_H */
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