Viewing file:  pg_am.h (2.33 KB) -rw-r--r--
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/*-------------------------------------------------------------------------
*
* pg_am.h
* definition of the system "access method" relation (pg_am)
* 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_am.h
*
* NOTES
* the genbki.pl script reads this file and generates .bki
* information from the DATA() statements.
*
* XXX do NOT break up DATA() statements into multiple lines!
* the scripts are not as smart as you might think...
*
*-------------------------------------------------------------------------
*/
#ifndef PG_AM_H
#define PG_AM_H
#include "catalog/genbki.h"
/* ----------------
* pg_am definition. cpp turns this into
* typedef struct FormData_pg_am
* ----------------
*/
#define AccessMethodRelationId 2601
CATALOG(pg_am,2601)
{
NameData amname; /* access method name */
regproc amhandler; /* handler function */
char amtype; /* see AMTYPE_xxx constants below */
} FormData_pg_am;
/* ----------------
* Form_pg_am corresponds to a pointer to a tuple with
* the format of pg_am relation.
* ----------------
*/
typedef FormData_pg_am *Form_pg_am;
/* ----------------
* compiler constants for pg_am
* ----------------
*/
#define Natts_pg_am 3
#define Anum_pg_am_amname 1
#define Anum_pg_am_amhandler 2
#define Anum_pg_am_amtype 3
/* ----------------
* compiler constant for amtype
* ----------------
*/
#define AMTYPE_INDEX 'i' /* index access method */
/* ----------------
* initial contents of pg_am
* ----------------
*/
DATA(insert OID = 403 ( btree bthandler i ));
DESCR("b-tree index access method");
#define BTREE_AM_OID 403
DATA(insert OID = 405 ( hash hashhandler i ));
DESCR("hash index access method");
#define HASH_AM_OID 405
DATA(insert OID = 783 ( gist gisthandler i ));
DESCR("GiST index access method");
#define GIST_AM_OID 783
DATA(insert OID = 2742 ( gin ginhandler i ));
DESCR("GIN index access method");
#define GIN_AM_OID 2742
DATA(insert OID = 4000 ( spgist spghandler i ));
DESCR("SP-GiST index access method");
#define SPGIST_AM_OID 4000
DATA(insert OID = 3580 ( brin brinhandler i ));
DESCR("block range index (BRIN) access method");
#define BRIN_AM_OID 3580
#endif /* PG_AM_H */
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