pg_language.h

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/*-------------------------------------------------------------------------
 *
 * pg_language.h
 *    definition of the "language" system catalog (pg_language)
 *
 *
 * Portions Copyright (c) 1996-2026, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994, Regents of the University of California
 *
 * src/include/catalog/pg_language.h
 *
 * NOTES
 *    The Catalog.pm module reads this file and derives schema
 *    information.
 *
 *-------------------------------------------------------------------------
 */
#ifndef PG_LANGUAGE_H
#define PG_LANGUAGE_H
 
#include "catalog/genbki.h"
#include "catalog/pg_language_d.h"  /* IWYU pragma: export */
 
/* ----------------
 *      pg_language definition.  cpp turns this into
 *      typedef struct FormData_pg_language
 * ----------------
 */
CATALOG(pg_language,2612,LanguageRelationId)
{
    Oid         oid;            /* oid */
 
    /* Language name */
    NameData    lanname;
 
    /* Language's owner */
    Oid         lanowner BKI_DEFAULT(POSTGRES) BKI_LOOKUP(pg_authid);
 
    /* Is a procedural language */
    bool        lanispl BKI_DEFAULT(f);
 
    /* PL is trusted */
    bool        lanpltrusted BKI_DEFAULT(f);
 
    /* Call handler, if it's a PL */
    Oid         lanplcallfoid BKI_DEFAULT(0) BKI_LOOKUP_OPT(pg_proc);
 
    /* Optional anonymous-block handler function */
    Oid         laninline BKI_DEFAULT(0) BKI_LOOKUP_OPT(pg_proc);
 
    /* Optional validation function */
    Oid         lanvalidator BKI_DEFAULT(0) BKI_LOOKUP_OPT(pg_proc);
 
#ifdef CATALOG_VARLEN           /* variable-length fields start here */
    /* Access privileges */
    aclitem     lanacl[1] BKI_DEFAULT(_null_);
#endif
} FormData_pg_language;
 
/* ----------------
 *      Form_pg_language corresponds to a pointer to a tuple with
 *      the format of pg_language relation.
 * ----------------
 */
typedef FormData_pg_language *Form_pg_language;
 
DECLARE_TOAST(pg_language, 4157, 4158);
 
DECLARE_UNIQUE_INDEX(pg_language_name_index, 2681, LanguageNameIndexId, pg_language, btree(lanname name_ops));
DECLARE_UNIQUE_INDEX_PKEY(pg_language_oid_index, 2682, LanguageOidIndexId, pg_language, btree(oid oid_ops));
 
MAKE_SYSCACHE(LANGNAME, pg_language_name_index, 4);
MAKE_SYSCACHE(LANGOID, pg_language_oid_index, 4);
 
#endif                          /* PG_LANGUAGE_H */