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/*-------------------------------------------------------------------------
*
* nodeUnique.h
*
*
*
* Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: nodeUnique.h,v 1.12 2001/10/25 05:49:59 momjian Exp $
*
*-------------------------------------------------------------------------
*/
#ifndef NODEUNIQUE_H
#define NODEUNIQUE_H
#include "nodes/plannodes.h"
extern TupleTableSlot *ExecUnique(Unique *node);
extern bool ExecInitUnique(Unique *node, EState *estate, Plan *parent);
extern int ExecCountSlotsUnique(Unique *node);
extern void ExecEndUnique(Unique *node);
extern void ExecReScanUnique(Unique *node, ExprContext *exprCtxt, Plan *parent);
#endif /* NODEUNIQUE_H */
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