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//usr/include/pgsql/server/commands/cluster.h

/*-------------------------------------------------------------------------
 *
 * cluster.h
 *	  header file for postgres cluster command stuff
 *
 * Portions Copyright (c) 1996-2012, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994-5, Regents of the University of California
 *
 * src/include/commands/cluster.h
 *
 *-------------------------------------------------------------------------
 */
#ifndef CLUSTER_H
#define CLUSTER_H

#include "nodes/parsenodes.h"
#include "storage/lock.h"
#include "utils/relcache.h"

extern void cluster(ClusterStmt *stmt, bool isTopLevel);
extern void cluster_rel(Oid tableOid, Oid indexOid, bool recheck,
			bool verbose, int freeze_min_age, int freeze_table_age);
extern void check_index_is_clusterable(Relation OldHeap, Oid indexOid,
						   bool recheck, LOCKMODE lockmode);
extern void mark_index_clustered(Relation rel, Oid indexOid);

extern Oid	make_new_heap(Oid OIDOldHeap, Oid NewTableSpace);
extern void finish_heap_swap(Oid OIDOldHeap, Oid OIDNewHeap,
				 bool is_system_catalog,
				 bool swap_toast_by_content,
				 bool check_constraints,
				 TransactionId frozenXid);

#endif   /* CLUSTER_H */