| /*------------------------------------------------------------------------- |
| * |
| * nodeSort.h |
| * |
| * |
| * |
| * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group |
| * Portions Copyright (c) 1994, Regents of the University of California |
| * |
| * src/include/executor/nodeSort.h |
| * |
| *------------------------------------------------------------------------- |
| */ |
| #ifndef NODESORT_H |
| #define NODESORT_H |
| |
| #include "access/parallel.h" |
| #include "nodes/execnodes.h" |
| |
| extern SortState *ExecInitSort(Sort *node, EState *estate, int eflags); |
| extern void ExecEndSort(SortState *node); |
| extern void ExecSortMarkPos(SortState *node); |
| extern void ExecSortRestrPos(SortState *node); |
| extern void ExecReScanSort(SortState *node); |
| extern void ExecSquelchSort(SortState *node, bool force); |
| |
| /* parallel instrumentation support */ |
| extern void ExecSortEstimate(SortState *node, ParallelContext *pcxt); |
| extern void ExecSortInitializeDSM(SortState *node, ParallelContext *pcxt); |
| extern void ExecSortInitializeWorker(SortState *node, ParallelWorkerContext *pwcxt); |
| extern void ExecSortRetrieveInstrumentation(SortState *node); |
| |
| #endif /* NODESORT_H */ |
