postgresql/src/include/executor/nodeUnique.h
2007-01-05 22:20:05 +00:00

26 lines
831 B
C

/*-------------------------------------------------------------------------
*
* nodeUnique.h
*
*
*
* Portions Copyright (c) 1996-2007, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/executor/nodeUnique.h,v 1.23 2007/01/05 22:19:54 momjian Exp $
*
*-------------------------------------------------------------------------
*/
#ifndef NODEUNIQUE_H
#define NODEUNIQUE_H
#include "nodes/execnodes.h"
extern int ExecCountSlotsUnique(Unique *node);
extern UniqueState *ExecInitUnique(Unique *node, EState *estate, int eflags);
extern TupleTableSlot *ExecUnique(UniqueState *node);
extern void ExecEndUnique(UniqueState *node);
extern void ExecReScanUnique(UniqueState *node, ExprContext *exprCtxt);
#endif /* NODEUNIQUE_H */