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30 lines
1.0 KiB
C
30 lines
1.0 KiB
C
/*-------------------------------------------------------------------------
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*
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* nodeHashjoin.h
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* prototypes for nodeHashjoin.c
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*
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*
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* Portions Copyright (c) 1996-2007, 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/nodeHashjoin.h,v 1.34 2007/01/05 22:19:54 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef NODEHASHJOIN_H
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#define NODEHASHJOIN_H
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#include "nodes/execnodes.h"
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#include "storage/buffile.h"
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extern int ExecCountSlotsHashJoin(HashJoin *node);
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extern HashJoinState *ExecInitHashJoin(HashJoin *node, EState *estate, int eflags);
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extern TupleTableSlot *ExecHashJoin(HashJoinState *node);
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extern void ExecEndHashJoin(HashJoinState *node);
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extern void ExecReScanHashJoin(HashJoinState *node, ExprContext *exprCtxt);
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extern void ExecHashJoinSaveTuple(MinimalTuple tuple, uint32 hashvalue,
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BufFile **fileptr);
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#endif /* NODEHASHJOIN_H */
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