1 /*-------------------------------------------------------------------------
7 * Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group
8 * Portions Copyright (c) 1994, Regents of the University of California
12 *-------------------------------------------------------------------------
14 #ifndef NODEMERGEJOIN_H
15 #define NODEMERGEJOIN_H
17 #include "nodes/execnodes.h"
19 extern int ExecCountSlotsMergeJoin(MergeJoin
*node
);
20 extern MergeJoinState
*ExecInitMergeJoin(MergeJoin
*node
, EState
*estate
, int eflags
);
21 extern TupleTableSlot
*ExecMergeJoin(MergeJoinState
*node
);
22 extern void ExecEndMergeJoin(MergeJoinState
*node
);
23 extern void ExecReScanMergeJoin(MergeJoinState
*node
, ExprContext
*exprCtxt
);
25 #endif /* NODEMERGEJOIN_H */