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/*-------------------------------------------------------------------------
*
* pg_conversion.h
* definition of the "conversion" system catalog (pg_conversion)
*
* Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* src/include/catalog/pg_conversion.h
*
* NOTES
* The Catalog.pm module reads this file and derives schema
* information.
*
*-------------------------------------------------------------------------
*/
#ifndef PG_CONVERSION_H
#define PG_CONVERSION_H
#include "catalog/genbki.h"
#include "catalog/objectaddress.h"
#include "catalog/pg_conversion_d.h"
/* ----------------
* pg_conversion definition. cpp turns this into
* typedef struct FormData_pg_conversion
* ----------------
*/
CATALOG(pg_conversion,2607,ConversionRelationId)
{
/* oid */
Oid oid;
/* name of the conversion */
NameData conname;
/* namespace that the conversion belongs to */
Oid connamespace BKI_DEFAULT(pg_catalog) BKI_LOOKUP(pg_namespace);
/* owner of the conversion */
Oid conowner BKI_DEFAULT(POSTGRES) BKI_LOOKUP(pg_authid);
/* FOR encoding id */
int32 conforencoding BKI_LOOKUP(encoding);
/* TO encoding id */
int32 contoencoding BKI_LOOKUP(encoding);
/* OID of the conversion proc */
regproc conproc BKI_LOOKUP(pg_proc);
/* true if this is a default conversion */
bool condefault BKI_DEFAULT(t);
} FormData_pg_conversion;
/* ----------------
* Form_pg_conversion corresponds to a pointer to a tuple with
* the format of pg_conversion relation.
* ----------------
*/
typedef FormData_pg_conversion *Form_pg_conversion;
DECLARE_UNIQUE_INDEX(pg_conversion_default_index, 2668, ConversionDefaultIndexId, on pg_conversion using btree(connamespace oid_ops, conforencoding int4_ops, contoencoding int4_ops, oid oid_ops));
DECLARE_UNIQUE_INDEX(pg_conversion_name_nsp_index, 2669, ConversionNameNspIndexId, on pg_conversion using btree(conname name_ops, connamespace oid_ops));
DECLARE_UNIQUE_INDEX_PKEY(pg_conversion_oid_index, 2670, ConversionOidIndexId, on pg_conversion using btree(oid oid_ops));
extern ObjectAddress ConversionCreate(const char *conname, Oid connamespace,
Oid conowner,
int32 conforencoding, int32 contoencoding,
Oid conproc, bool def);
extern Oid FindDefaultConversion(Oid name_space, int32 for_encoding,
int32 to_encoding);
#endif /* PG_CONVERSION_H */
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