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postgres/src/include/executor/nodeUnique.h

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/*-------------------------------------------------------------------------
*
* nodeUnique.h--
*
*
*
* Copyright (c) 1994, Regents of the University of California
*
* $Id: nodeUnique.h,v 1.7 1998/09/01 04:36:11 momjian Exp $
*
*-------------------------------------------------------------------------
*/
#ifndef NODEUNIQUE_H
#define NODEUNIQUE_H
#include "executor/tuptable.h"
#include "nodes/execnodes.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 */