nodeIndexscan.h
上传用户:blenddy
上传日期:2007-01-07
资源大小:6495k
文件大小:1k
- /*-------------------------------------------------------------------------
- *
- * nodeIndexscan.h
- *
- *
- *
- * Copyright (c) 1994, Regents of the University of California
- *
- * $Id: nodeIndexscan.h,v 1.8 1999/02/13 23:21:26 momjian Exp $
- *
- *-------------------------------------------------------------------------
- */
- #ifndef NODEINDEXSCAN_H
- #define NODEINDEXSCAN_H
- #include "executor/tuptable.h"
- #include "nodes/execnodes.h"
- #include "nodes/plannodes.h"
- extern TupleTableSlot *ExecIndexScan(IndexScan *node);
- extern void ExecIndexReScan(IndexScan *node, ExprContext *exprCtxt, Plan *parent);
- extern void ExecEndIndexScan(IndexScan *node);
- extern void ExecIndexMarkPos(IndexScan *node);
- extern void ExecIndexRestrPos(IndexScan *node);
- extern void ExecUpdateIndexScanKeys(IndexScan *node, ExprContext *econtext);
- extern bool ExecInitIndexScan(IndexScan *node, EState *estate, Plan *parent);
- extern int ExecCountSlotsIndexScan(IndexScan *node);
- extern void ExecIndexReScan(IndexScan *node, ExprContext *exprCtxt, Plan *parent);
- #endif /* NODEINDEXSCAN_H */