src/include/executor/nodeHashjoin.h

   1 /*-------------------------------------------------------------------------
   2  *
   3  * nodeHashjoin.h
   4  *        prototypes for nodeHashjoin.c
   5  *
   6  *
   7  * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
   8  * Portions Copyright (c) 1994, Regents of the University of California
   9  *
  10  * src/include/executor/nodeHashjoin.h
  11  *
  12  *-------------------------------------------------------------------------
  13  */
  14 #ifndef NODEHASHJOIN_H
  15 #define NODEHASHJOIN_H
  16
  17 #include "access/parallel.h"
  18 #include "nodes/execnodes.h"
  19 #include "storage/buffile.h"
  20
  21 extern HashJoinState *ExecInitHashJoin(HashJoin *node, EState *estate, int eflags);
  22 extern void ExecEndHashJoin(HashJoinState *node);
  23 extern void ExecReScanHashJoin(HashJoinState *node);
  24 extern void ExecShutdownHashJoin(HashJoinState *node);
  25 extern void ExecHashJoinEstimate(HashJoinState *state, ParallelContext *pcxt);
  26 extern void ExecHashJoinInitializeDSM(HashJoinState *state, ParallelContext *pcxt);
  27 extern void ExecHashJoinReInitializeDSM(HashJoinState *state, ParallelContext *pcxt);
  28 extern void ExecHashJoinInitializeWorker(HashJoinState *state,
  29                                                                                  ParallelWorkerContext *pwcxt);
  30
  31 extern void ExecHashJoinSaveTuple(MinimalTuple tuple, uint32 hashvalue,
  32                                                                   BufFile **fileptr);
  33
  34 #endif                                                  /* NODEHASHJOIN_H */