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/*-------------------------------------------------------------------------
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*
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* nodeWindowAgg.h
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* prototypes for nodeWindowAgg.c
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*
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*
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* Portions Copyright (c) 1996-2010, PostgreSQL Global Development Group
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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* $PostgreSQL: pgsql/src/include/executor/nodeWindowAgg.h,v 1.4 2010/01/02 16:58:03 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef NODEWINDOWAGG_H
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#define NODEWINDOWAGG_H
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#include "nodes/execnodes.h"
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extern WindowAggState *ExecInitWindowAgg(WindowAgg *node, EState *estate, int eflags);
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extern TupleTableSlot *ExecWindowAgg(WindowAggState *node);
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extern void ExecEndWindowAgg(WindowAggState *node);
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extern void ExecReScanWindowAgg(WindowAggState *node, ExprContext *exprCtxt);
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#endif /* NODEWINDOWAGG_H */
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