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/*-------------------------------------------------------------------------
*
* nodeGroup.h
* prototypes for nodeGroup.c
*
*
* Portions Copyright (c) 1996-2009, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/executor/nodeGroup.h,v 1.33 2009/01/01 17:23:59 momjian Exp $
*
*-------------------------------------------------------------------------
*/
#ifndef NODEGROUP_H
#define NODEGROUP_H
#include "nodes/execnodes.h"
extern int ExecCountSlotsGroup(Group *node);
extern GroupState *ExecInitGroup(Group *node, EState *estate, int eflags);
extern TupleTableSlot *ExecGroup(GroupState *node);
extern void ExecEndGroup(GroupState *node);
extern void ExecReScanGroup(GroupState *node, ExprContext *exprCtxt);
#endif /* NODEGROUP_H */
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