postgresql/src/include/catalog/pg_version.h

/*-------------------------------------------------------------------------
 *
 * pg_version.h--
 *	  definition of the system "version" relation (pg_version)
 *	  along with the relation's initial contents.
 *
 *
 * Copyright (c) 1994, Regents of the University of California
 *
 * $Id: pg_version.h,v 1.4 1997/09/07 04:57:17 momjian Exp $
 *
 * NOTES
 *	  the genbki.sh script reads this file and generates .bki
 *	  information from the DATA() statements.
 *
 *-------------------------------------------------------------------------
 */
#ifndef PG_VERSION_H
#define PG_VERSION_H

/* ----------------
 *		postgres.h contains the system type definintions and the
 *		CATALOG(), BOOTSTRAP and DATA() sugar words so this file
 *		can be read by both genbki.sh and the C compiler.
 * ----------------
 */

/* ----------------
 *		pg_version definition.	cpp turns this into
 *		typedef struct FormData_pg_version
 * ----------------
 */
CATALOG(pg_version)
{
	Oid				verrelid;
	Oid				verbaseid;
	int4			vertime;	/* really should be some abstime */
} FormData_pg_version;

/* ----------------
 *		Form_pg_version corresponds to a pointer to a tuple with
 *		the format of pg_version relation.
 * ----------------
 */
typedef FormData_pg_version *VersionTupleForm;

/* ----------------
 *		compiler constants for pg_version
 * ----------------
 */
#define Natts_pg_version				3
#define Anum_pg_version_verrelid		1
#define Anum_pg_version_verbaseid		2
#define Anum_pg_version_vertime			3


#endif							/* PG_VERSION_H */