pg_namespace.h

来自「PostgreSQL7.4.6 for Linux」· C头文件 代码 · 共 86 行

/*-------------------------------------------------------------------------
 *
 * pg_namespace.h
 *	  definition of the system "namespace" relation (pg_namespace)
 *	  along with the relation's initial contents.
 *
 *
 * Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994, Regents of the University of California
 *
 * $Id: pg_namespace.h,v 1.10 2003/08/04 02:40:12 momjian Exp $
 *
 * NOTES
 *	  the genbki.sh script reads this file and generates .bki
 *	  information from the DATA() statements.
 *
 *-------------------------------------------------------------------------
 */
#ifndef PG_NAMESPACE_H
#define PG_NAMESPACE_H

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

/* ----------------------------------------------------------------
 *		pg_namespace definition.
 *
 *		cpp turns this into typedef struct FormData_pg_namespace
 *
 *	nspname				name of the namespace
 *	nspowner			owner (creator) of the namespace
 *	nspacl				access privilege list
 * ----------------------------------------------------------------
 */
CATALOG(pg_namespace)
{
	NameData	nspname;
	int4		nspowner;
	aclitem		nspacl[1];		/* VARIABLE LENGTH FIELD */
} FormData_pg_namespace;

/* ----------------
 *		Form_pg_namespace corresponds to a pointer to a tuple with
 *		the format of pg_namespace relation.
 * ----------------
 */
typedef FormData_pg_namespace *Form_pg_namespace;

/* ----------------
 *		compiler constants for pg_namespace
 * ----------------
 */

#define Natts_pg_namespace				3
#define Anum_pg_namespace_nspname		1
#define Anum_pg_namespace_nspowner		2
#define Anum_pg_namespace_nspacl		3


/* ----------------
 * initial contents of pg_namespace
 * ---------------
 */

DATA(insert OID = 11 ( "pg_catalog" PGUID _null_ ));
DESCR("System catalog schema");
#define PG_CATALOG_NAMESPACE 11
DATA(insert OID = 99 ( "pg_toast" PGUID _null_ ));
DESCR("Reserved schema for TOAST tables");
#define PG_TOAST_NAMESPACE 99
DATA(insert OID = 2200 ( "public" PGUID _null_ ));
DESCR("Standard public schema");
#define PG_PUBLIC_NAMESPACE 2200


/*
 * prototypes for functions in pg_namespace.c
 */
extern Oid	NamespaceCreate(const char *nspName, int32 ownerSysId);

#endif   /* PG_NAMESPACE_H */