61 lines
1.4 KiB
C
61 lines
1.4 KiB
C
/*-------------------------------------------------------------------------
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*
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* pg_am.h
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* definition of the "access method" system catalog (pg_am)
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*
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*
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* Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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* src/include/catalog/pg_am.h
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*
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* NOTES
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* The Catalog.pm module reads this file and derives schema
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* information.
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef PG_AM_H
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#define PG_AM_H
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#include "catalog/genbki.h"
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#include "catalog/pg_am_d.h"
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/* ----------------
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* pg_am definition. cpp turns this into
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* typedef struct FormData_pg_am
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* ----------------
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*/
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CATALOG(pg_am,2601,AccessMethodRelationId)
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{
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Oid oid; /* oid */
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/* access method name */
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NameData amname;
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/* handler function */
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regproc amhandler BKI_LOOKUP(pg_proc);
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/* see AMTYPE_xxx constants below */
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char amtype;
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} FormData_pg_am;
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/* ----------------
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* Form_pg_am corresponds to a pointer to a tuple with
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* the format of pg_am relation.
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* ----------------
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*/
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typedef FormData_pg_am *Form_pg_am;
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#ifdef EXPOSE_TO_CLIENT_CODE
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/*
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* Allowed values for amtype
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*/
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#define AMTYPE_INDEX 'i' /* index access method */
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#define AMTYPE_TABLE 't' /* table access method */
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#endif /* EXPOSE_TO_CLIENT_CODE */
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#endif /* PG_AM_H */
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