1996-08-28 03:59:28 +02:00
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/*-------------------------------------------------------------------------
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*
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1999-02-14 00:22:53 +01:00
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* pg_class.h
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1997-09-07 07:04:48 +02:00
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* definition of the system "relation" relation (pg_class)
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* along with the relation's initial contents.
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1996-08-28 03:59:28 +02:00
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*
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*
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2000-01-26 06:58:53 +01:00
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* Portions Copyright (c) 1996-2000, PostgreSQL, Inc
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* Portions Copyright (c) 1994, Regents of the University of California
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1996-08-28 03:59:28 +02:00
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*
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2000-10-22 19:55:49 +02:00
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* $Id: pg_class.h,v 1.43 2000/10/22 17:55:49 pjw Exp $
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1996-08-28 03:59:28 +02:00
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*
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* NOTES
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1997-09-07 07:04:48 +02:00
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* the genbki.sh script reads this file and generates .bki
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* information from the DATA() statements.
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1996-08-28 03:59:28 +02:00
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*
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*-------------------------------------------------------------------------
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*/
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2000-06-17 06:56:39 +02:00
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#ifndef PG_CLASS_H
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#define PG_CLASS_H
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1996-08-28 03:59:28 +02:00
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/* ----------------
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1997-09-07 07:04:48 +02:00
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* postgres.h contains the system type definintions and the
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* CATALOG(), BOOTSTRAP and DATA() sugar words so this file
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* can be read by both genbki.sh and the C compiler.
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1996-08-28 03:59:28 +02:00
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* ----------------
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*/
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/* ----------------
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1997-09-07 07:04:48 +02:00
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* pg_class definition. cpp turns this into
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* typedef struct FormData_pg_class
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1996-08-28 03:59:28 +02:00
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*
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1997-09-07 07:04:48 +02:00
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* Note: the #if 0, #endif around the BKI_BEGIN.. END block
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* below keeps cpp from seeing what is meant for the
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2000-06-17 06:56:39 +02:00
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* genbki script
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1996-08-28 03:59:28 +02:00
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* ----------------
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*/
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/* ----------------
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1997-09-07 07:04:48 +02:00
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* This structure is actually variable-length (the last attribute is
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* a POSTGRES array). Hence, sizeof(FormData_pg_class) does not
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2000-06-17 06:56:39 +02:00
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* necessarily match the actual length of the structure. Furthermore
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* relacl may be a NULL field. Hence, you MUST use heap_getattr()
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* to get the relacl field ... and don't forget to check isNull.
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1996-08-28 03:59:28 +02:00
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* ----------------
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*/
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1997-09-07 07:04:48 +02:00
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CATALOG(pg_class) BOOTSTRAP
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{
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1997-09-08 04:41:22 +02:00
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NameData relname;
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Oid reltype;
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1998-08-11 20:28:49 +02:00
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int4 relowner;
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1997-09-08 04:41:22 +02:00
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Oid relam;
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2000-10-16 16:52:28 +02:00
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Oid relfilenode;
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1997-09-08 04:41:22 +02:00
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int4 relpages;
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int4 reltuples;
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2000-07-04 01:10:14 +02:00
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Oid reltoastrelid;
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Oid reltoastidxid;
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1997-09-08 04:41:22 +02:00
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bool relhasindex;
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bool relisshared;
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char relkind;
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int2 relnatts;
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1997-09-07 07:04:48 +02:00
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/*
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* relnatts is the number of user attributes this class has. There
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* must be exactly this many instances in Class pg_attribute for this
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2000-06-17 06:56:39 +02:00
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* class that have attnum > 0 (= user attribute).
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1997-09-07 07:04:48 +02:00
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*/
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2000-06-17 06:56:39 +02:00
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int2 relchecks; /* # of CHECK constraints for class */
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1997-09-08 04:41:22 +02:00
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int2 reltriggers; /* # of TRIGGERs */
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1998-09-10 17:32:32 +02:00
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int2 relukeys; /* # of Unique keys */
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int2 relfkeys; /* # of FOREIGN KEYs */
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2000-06-17 06:56:39 +02:00
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int2 relrefs; /* # of references to this rel (not used!) */
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1998-09-10 17:32:32 +02:00
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bool relhaspkey; /* has PRIMARY KEY */
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2000-06-17 06:56:39 +02:00
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bool relhasrules; /* has associated rules */
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bool relhassubclass; /* has derived classes */
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/*
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* relacl may or may not be present, see note above!
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*/
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aclitem relacl[1]; /* we declare this just for the catalog */
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1996-08-28 03:59:28 +02:00
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} FormData_pg_class;
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2000-06-17 06:56:39 +02:00
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/* Size of fixed part of pg_class tuples, not counting relacl or padding */
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1996-08-28 03:59:28 +02:00
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#define CLASS_TUPLE_SIZE \
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2000-06-09 03:44:34 +02:00
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(offsetof(FormData_pg_class,relhassubclass) + sizeof(bool))
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1996-08-28 03:59:28 +02:00
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/* ----------------
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1997-09-07 07:04:48 +02:00
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* Form_pg_class corresponds to a pointer to a tuple with
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* the format of pg_class relation.
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1996-08-28 03:59:28 +02:00
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* ----------------
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*/
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1997-09-07 07:04:48 +02:00
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typedef FormData_pg_class *Form_pg_class;
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1996-08-28 03:59:28 +02:00
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/* ----------------
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1997-09-07 07:04:48 +02:00
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* compiler constants for pg_class
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1996-08-28 03:59:28 +02:00
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* ----------------
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*/
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/* ----------------
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1997-09-07 07:04:48 +02:00
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* Natts_pg_class_fixed is used to tell routines that insert new
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* pg_class tuples (as opposed to replacing old ones) that there's no
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* relacl field.
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1996-08-28 03:59:28 +02:00
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* ----------------
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*/
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2000-10-16 16:52:28 +02:00
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#define Natts_pg_class_fixed 21
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#define Natts_pg_class 22
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1997-09-07 07:04:48 +02:00
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#define Anum_pg_class_relname 1
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#define Anum_pg_class_reltype 2
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#define Anum_pg_class_relowner 3
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#define Anum_pg_class_relam 4
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2000-10-16 16:52:28 +02:00
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#define Anum_pg_class_relfilenode 5
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#define Anum_pg_class_relpages 6
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#define Anum_pg_class_reltuples 7
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#define Anum_pg_class_reltoastrelid 8
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#define Anum_pg_class_reltoastidxid 9
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#define Anum_pg_class_relhasindex 10
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#define Anum_pg_class_relisshared 11
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#define Anum_pg_class_relkind 12
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#define Anum_pg_class_relnatts 13
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#define Anum_pg_class_relchecks 14
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#define Anum_pg_class_reltriggers 15
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#define Anum_pg_class_relukeys 16
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#define Anum_pg_class_relfkeys 17
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#define Anum_pg_class_relrefs 18
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#define Anum_pg_class_relhaspkey 19
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#define Anum_pg_class_relhasrules 20
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#define Anum_pg_class_relhassubclass 21
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#define Anum_pg_class_relacl 22
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1996-08-28 03:59:28 +02:00
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/* ----------------
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1997-09-07 07:04:48 +02:00
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* initial contents of pg_class
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1996-08-28 03:59:28 +02:00
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* ----------------
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*/
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2000-10-16 16:52:28 +02:00
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DATA(insert OID = 1247 ( pg_type 71 PGUID 0 1247 0 0 0 0 f f r 17 0 0 0 0 0 f f f _null_ ));
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1997-11-13 04:23:18 +01:00
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DESCR("");
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2000-10-16 16:52:28 +02:00
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DATA(insert OID = 1249 ( pg_attribute 75 PGUID 0 1249 0 0 0 0 f f r 15 0 0 0 0 0 f f f _null_ ));
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1997-11-13 04:23:18 +01:00
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DESCR("");
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2000-10-16 16:52:28 +02:00
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DATA(insert OID = 1255 ( pg_proc 81 PGUID 0 1255 0 0 0 0 f f r 17 0 0 0 0 0 f f f _null_ ));
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1997-11-13 04:23:18 +01:00
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DESCR("");
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2000-10-16 16:52:28 +02:00
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DATA(insert OID = 1259 ( pg_class 83 PGUID 0 1259 0 0 0 0 f f r 22 0 0 0 0 0 f f f _null_ ));
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1997-11-13 04:23:18 +01:00
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DESCR("");
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2000-10-16 16:52:28 +02:00
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DATA(insert OID = 1260 ( pg_shadow 86 PGUID 0 1260 0 0 0 0 f t r 8 0 0 0 0 0 f f f _null_ ));
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1997-11-13 04:23:18 +01:00
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DESCR("");
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2000-10-16 16:52:28 +02:00
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DATA(insert OID = 1261 ( pg_group 87 PGUID 0 1261 0 0 0 0 f t r 3 0 0 0 0 0 f f f _null_ ));
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1997-11-13 04:23:18 +01:00
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DESCR("");
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2000-10-22 19:55:49 +02:00
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DATA(insert OID = 1262 ( pg_database 88 PGUID 0 1262 0 0 0 0 f t r 5 0 0 0 0 0 f f f _null_ ));
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1997-11-13 04:23:18 +01:00
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DESCR("");
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2000-10-16 16:52:28 +02:00
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DATA(insert OID = 1264 ( pg_variable 90 PGUID 0 1264 0 0 0 0 f t s 1 0 0 0 0 0 f f f _null_ ));
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1997-11-13 04:23:18 +01:00
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DESCR("");
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2000-10-16 16:52:28 +02:00
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DATA(insert OID = 1269 ( pg_log 99 PGUID 0 1269 0 0 0 0 f t s 1 0 0 0 0 0 f f f _null_ ));
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1997-11-13 04:23:18 +01:00
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DESCR("");
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2000-10-16 16:52:28 +02:00
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DATA(insert OID = 376 ( pg_xactlock 0 PGUID 0 0 0 0 0 0 f t s 1 0 0 0 0 0 f f f _null_ ));
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1998-12-15 13:47:01 +01:00
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DESCR("");
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2000-10-16 16:52:28 +02:00
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DATA(insert OID = 1215 ( pg_attrdef 109 PGUID 0 1215 0 0 0 0 t t r 4 0 0 0 0 0 f f f _null_ ));
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1997-11-13 04:23:18 +01:00
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DESCR("");
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2000-10-16 16:52:28 +02:00
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DATA(insert OID = 1216 ( pg_relcheck 110 PGUID 0 1216 0 0 0 0 t t r 4 0 0 0 0 0 f f f _null_ ));
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1997-11-13 04:23:18 +01:00
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DESCR("");
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2000-10-16 16:52:28 +02:00
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DATA(insert OID = 1219 ( pg_trigger 111 PGUID 0 1219 0 0 0 0 t t r 13 0 0 0 0 0 f f f _null_ ));
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1997-11-13 04:23:18 +01:00
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DESCR("");
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1997-09-07 07:04:48 +02:00
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#define RelOid_pg_type 1247
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#define RelOid_pg_attribute 1249
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#define RelOid_pg_proc 1255
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#define RelOid_pg_class 1259
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1998-02-25 14:09:49 +01:00
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#define RelOid_pg_shadow 1260
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1997-09-07 07:04:48 +02:00
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#define RelOid_pg_group 1261
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#define RelOid_pg_database 1262
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#define RelOid_pg_variable 1264
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#define RelOid_pg_log 1269
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#define RelOid_pg_attrdef 1215
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#define RelOid_pg_relcheck 1216
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#define RelOid_pg_trigger 1219
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1996-08-28 03:59:28 +02:00
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1998-12-15 13:47:01 +01:00
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/* Xact lock pseudo-table */
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#define XactLockTableId 376
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1997-09-07 07:04:48 +02:00
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#define RELKIND_INDEX 'i' /* secondary index */
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1998-08-06 07:13:14 +02:00
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#define RELKIND_LOBJECT 'l' /* large objects */
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2000-06-17 06:56:39 +02:00
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#define RELKIND_RELATION 'r' /* ordinary cataloged heap */
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1997-09-07 07:04:48 +02:00
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#define RELKIND_SPECIAL 's' /* special (non-heap) */
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#define RELKIND_SEQUENCE 'S' /* SEQUENCE relation */
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#define RELKIND_UNCATALOGED 'u' /* temporary heap */
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2000-07-04 01:10:14 +02:00
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#define RELKIND_TOASTVALUE 't' /* moved off huge values */
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2000-10-16 18:19:14 +02:00
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#define RELKIND_VIEW 'v' /* view */
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1996-08-28 03:59:28 +02:00
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2000-06-17 06:56:39 +02:00
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#endif /* PG_CLASS_H */
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