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| Current File : //usr/local/include/postgresql/server/executor/nodeHashjoin.h |
/*------------------------------------------------------------------------- * * nodeHashjoin.h * prototypes for nodeHashjoin.c * * * Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * * $PostgreSQL: pgsql/src/include/executor/nodeHashjoin.h,v 1.37 2008/01/01 19:45:57 momjian Exp $ * *------------------------------------------------------------------------- */ #ifndef NODEHASHJOIN_H #define NODEHASHJOIN_H #include "nodes/execnodes.h" #include "storage/buffile.h" extern int ExecCountSlotsHashJoin(HashJoin *node); extern HashJoinState *ExecInitHashJoin(HashJoin *node, EState *estate, int eflags); extern TupleTableSlot *ExecHashJoin(HashJoinState *node); extern void ExecEndHashJoin(HashJoinState *node); extern void ExecReScanHashJoin(HashJoinState *node, ExprContext *exprCtxt); extern void ExecHashJoinSaveTuple(MinimalTuple tuple, uint32 hashvalue, BufFile **fileptr); #endif /* NODEHASHJOIN_H */