greenplumn nodeSamplescan 源码
greenplumn nodeSamplescan 代码
文件路径：/src/include/executor/nodeSamplescan.h
/*-------------------------------------------------------------------------
*
* nodeSamplescan.h
*
*
*
* Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* src/include/executor/nodeSamplescan.h
*
*-------------------------------------------------------------------------
*/
#ifndef NODESAMPLESCAN_H
#define NODESAMPLESCAN_H
#include "nodes/execnodes.h"
extern SampleScanState *ExecInitSampleScan(SampleScan *node, EState *estate, int eflags);
extern void ExecEndSampleScan(SampleScanState *node);
extern void ExecReScanSampleScan(SampleScanState *node);
#endif /* NODESAMPLESCAN_H */
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