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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 12:15:05 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 12:15:05 +0000 |
commit | 46651ce6fe013220ed397add242004d764fc0153 (patch) | |
tree | 6e5299f990f88e60174a1d3ae6e48eedd2688b2b /src/include/catalog/pg_am.h | |
parent | Initial commit. (diff) | |
download | postgresql-14-upstream.tar.xz postgresql-14-upstream.zip |
Adding upstream version 14.5.upstream/14.5upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/include/catalog/pg_am.h')
-rw-r--r-- | src/include/catalog/pg_am.h | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/src/include/catalog/pg_am.h b/src/include/catalog/pg_am.h new file mode 100644 index 0000000..ced86fa --- /dev/null +++ b/src/include/catalog/pg_am.h @@ -0,0 +1,65 @@ +/*------------------------------------------------------------------------- + * + * pg_am.h + * definition of the "access method" system catalog (pg_am) + * + * + * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group + * Portions Copyright (c) 1994, Regents of the University of California + * + * src/include/catalog/pg_am.h + * + * NOTES + * The Catalog.pm module reads this file and derives schema + * information. + * + *------------------------------------------------------------------------- + */ +#ifndef PG_AM_H +#define PG_AM_H + +#include "catalog/genbki.h" +#include "catalog/pg_am_d.h" + +/* ---------------- + * pg_am definition. cpp turns this into + * typedef struct FormData_pg_am + * ---------------- + */ +CATALOG(pg_am,2601,AccessMethodRelationId) +{ + Oid oid; /* oid */ + + /* access method name */ + NameData amname; + + /* handler function */ + regproc amhandler BKI_LOOKUP(pg_proc); + + /* see AMTYPE_xxx constants below */ + char amtype; +} 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; + +DECLARE_UNIQUE_INDEX(pg_am_name_index, 2651, on pg_am using btree(amname name_ops)); +#define AmNameIndexId 2651 +DECLARE_UNIQUE_INDEX_PKEY(pg_am_oid_index, 2652, on pg_am using btree(oid oid_ops)); +#define AmOidIndexId 2652 + +#ifdef EXPOSE_TO_CLIENT_CODE + +/* + * Allowed values for amtype + */ +#define AMTYPE_INDEX 'i' /* index access method */ +#define AMTYPE_TABLE 't' /* table access method */ + +#endif /* EXPOSE_TO_CLIENT_CODE */ + +#endif /* PG_AM_H */ |