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