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/*-------------------------------------------------------------------------
*
* nodeSort.h
*
*
*
* Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: nodeSort.h,v 1.16 2002/12/05 15:50:38 tgl Exp $
*
*-------------------------------------------------------------------------
*/
#ifndef NODESORT_H
#define NODESORT_H
#include "nodes/execnodes.h"
extern int ExecCountSlotsSort(Sort *node);
extern SortState *ExecInitSort(Sort *node, EState *estate);
extern TupleTableSlot *ExecSort(SortState *node);
extern void ExecEndSort(SortState *node);
extern void ExecSortMarkPos(SortState *node);
extern void ExecSortRestrPos(SortState *node);
extern void ExecReScanSort(SortState *node, ExprContext *exprCtxt);
#endif /* NODESORT_H */
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