uqa-pg-query 0.1.6

PostgreSQL 18 libpg_query parser pin used by UQA Engine
Documentation 
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/*-------------------------------------------------------------------------
 *
 * pg_inherits.h
 *	  definition of the "inherits" system catalog (pg_inherits)
 *
 *
 * Portions Copyright (c) 1996-2025, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994, Regents of the University of California
 *
 * src/include/catalog/pg_inherits.h
 *
 * NOTES
 *	  The Catalog.pm module reads this file and derives schema
 *	  information.
 *
 *-------------------------------------------------------------------------
 */
#ifndef PG_INHERITS_H
#define PG_INHERITS_H

#include "catalog/genbki.h"
#include "catalog/pg_inherits_d.h"	/* IWYU pragma: export */

#include "nodes/pg_list.h"
#include "storage/lock.h"

/* ----------------
 *		pg_inherits definition.  cpp turns this into
 *		typedef struct FormData_pg_inherits
 * ----------------
 */
CATALOG(pg_inherits,2611,InheritsRelationId)
{
	Oid			inhrelid BKI_LOOKUP(pg_class);
	Oid			inhparent BKI_LOOKUP(pg_class);
	int32		inhseqno;
	bool		inhdetachpending;
} FormData_pg_inherits;

/* ----------------
 *		Form_pg_inherits corresponds to a pointer to a tuple with
 *		the format of pg_inherits relation.
 * ----------------
 */
typedef FormData_pg_inherits *Form_pg_inherits;

DECLARE_UNIQUE_INDEX_PKEY(pg_inherits_relid_seqno_index, 2680, InheritsRelidSeqnoIndexId, pg_inherits, btree(inhrelid oid_ops, inhseqno int4_ops));
DECLARE_INDEX(pg_inherits_parent_index, 2187, InheritsParentIndexId, pg_inherits, btree(inhparent oid_ops));


extern List *find_inheritance_children(Oid parentrelId, LOCKMODE lockmode);
extern List *find_inheritance_children_extended(Oid parentrelId, bool omit_detached,
												LOCKMODE lockmode, bool *detached_exist, TransactionId *detached_xmin);

extern List *find_all_inheritors(Oid parentrelId, LOCKMODE lockmode,
								 List **numparents);
extern bool has_subclass(Oid relationId);
extern bool has_superclass(Oid relationId);
extern bool typeInheritsFrom(Oid subclassTypeId, Oid superclassTypeId);
extern void StoreSingleInheritance(Oid relationId, Oid parentOid,
								   int32 seqNumber);
extern bool DeleteInheritsTuple(Oid inhrelid, Oid inhparent,
								bool expect_detach_pending,
								const char *childname);
extern bool PartitionHasPendingDetach(Oid partoid);

#endif							/* PG_INHERITS_H */