nodeHashjoin.h
上传用户:blenddy
上传日期:2007-01-07
资源大小:6495k
文件大小:1k
- /*-------------------------------------------------------------------------
- *
- * nodeHashjoin.h
- *
- *
- *
- * Copyright (c) 1994, Regents of the University of California
- *
- * $Id: nodeHashjoin.h,v 1.14 1999/05/25 22:42:46 momjian Exp $
- *
- *-------------------------------------------------------------------------
- */
- #ifndef NODEHASHJOIN_H
- #define NODEHASHJOIN_H
- #include "nodes/plannodes.h"
- #include "nodes/execnodes.h"
- #include "utils/syscache.h"
- extern TupleTableSlot *ExecHashJoin(HashJoin *node);
- extern bool ExecInitHashJoin(HashJoin *node, EState *estate, Plan *parent);
- extern int ExecCountSlotsHashJoin(HashJoin *node);
- extern void ExecEndHashJoin(HashJoin *node);
- extern void ExecHashJoinSaveTuple(HeapTuple heapTuple, BufFile *file);
- extern void ExecReScanHashJoin(HashJoin *node, ExprContext *exprCtxt, Plan *parent);
- #endif /* NODEHASHJOIN_H */