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postgresql/src/include/executor/nodeFunctionscan.h

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First pass at set-returning-functions in FROM, by Joe Conway with some kibitzing from Tom Lane. Not everything works yet, and there's no documentation or regression test, but let's commit this so Joe doesn't need to cope with tracking changes in so many files ...
2002-05-12 22:10:05 +02:00
/*-------------------------------------------------------------------------
*
* nodeFunctionscan.h
*
*
*
Update copyright to 2002.
2002-06-20 22:29:54 +02:00
* Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
First pass at set-returning-functions in FROM, by Joe Conway with some kibitzing from Tom Lane. Not everything works yet, and there's no documentation or regression test, but let's commit this so Joe doesn't need to cope with tracking changes in so many files ...
2002-05-12 22:10:05 +02:00
* Portions Copyright (c) 1994, Regents of the University of California
*
Update copyright to 2002.
2002-06-20 22:29:54 +02:00
* $Id: nodeFunctionscan.h,v 1.2 2002/06/20 20:29:49 momjian Exp $
First pass at set-returning-functions in FROM, by Joe Conway with some kibitzing from Tom Lane. Not everything works yet, and there's no documentation or regression test, but let's commit this so Joe doesn't need to cope with tracking changes in so many files ...
2002-05-12 22:10:05 +02:00
*
*-------------------------------------------------------------------------
*/
#ifndef NODEFUNCTIONSCAN_H
#define NODEFUNCTIONSCAN_H
#include "nodes/plannodes.h"
extern TupleTableSlot *ExecFunctionScan(FunctionScan *node);
extern void ExecEndFunctionScan(FunctionScan *node);
extern bool ExecInitFunctionScan(FunctionScan *node, EState *estate, Plan *parent);
extern int ExecCountSlotsFunctionScan(FunctionScan *node);
extern void ExecFunctionMarkPos(FunctionScan *node);
extern void ExecFunctionRestrPos(FunctionScan *node);
extern void ExecFunctionReScan(FunctionScan *node, ExprContext *exprCtxt, Plan *parent);
#endif /* NODEFUNCTIONSCAN_H */