src/include/executor/nodeMemoize.h

   1 /*-------------------------------------------------------------------------
   2  *
   3  * nodeMemoize.h
   4  *
   5  *
   6  *
   7  * Portions Copyright (c) 2021-2022, PostgreSQL Global Development Group
   8  * Portions Copyright (c) 1994, Regents of the University of California
   9  *
  10  * src/include/executor/nodeMemoize.h
  11  *
  12  *-------------------------------------------------------------------------
  13  */
  14 #ifndef NODEMEMOIZE_H
  15 #define NODEMEMOIZE_H
  16
  17 #include "access/parallel.h"
  18 #include "nodes/execnodes.h"
  19
  20 extern MemoizeState *ExecInitMemoize(Memoize *node, EState *estate, int eflags);
  21 extern void ExecEndMemoize(MemoizeState *node);
  22 extern void ExecReScanMemoize(MemoizeState *node);
  23 extern double ExecEstimateCacheEntryOverheadBytes(double ntuples);
  24 extern void ExecMemoizeEstimate(MemoizeState *node,
  25                                                                 ParallelContext *pcxt);
  26 extern void ExecMemoizeInitializeDSM(MemoizeState *node,
  27                                                                          ParallelContext *pcxt);
  28 extern void ExecMemoizeInitializeWorker(MemoizeState *node,
  29                                                                                 ParallelWorkerContext *pwcxt);
  30 extern void ExecMemoizeRetrieveInstrumentation(MemoizeState *node);
  31
  32 #endif                                                  /* NODEMEMOIZE_H */