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Diffstat (limited to 'src/include/executor/executor.h')
| -rw-r--r-- | src/include/executor/executor.h | 182 |
1 files changed, 0 insertions, 182 deletions
diff --git a/src/include/executor/executor.h b/src/include/executor/executor.h deleted file mode 100644 index 70486ab68b1..00000000000 --- a/src/include/executor/executor.h +++ /dev/null @@ -1,182 +0,0 @@ -/*------------------------------------------------------------------------- - * - * executor.h - * support for the POSTGRES executor module - * - * - * Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group - * Portions Copyright (c) 1994, Regents of the University of California - * - * $Id: executor.h,v 1.66 2002/06/20 20:29:49 momjian Exp $ - * - *------------------------------------------------------------------------- - */ -#ifndef EXECUTOR_H -#define EXECUTOR_H - -#include "executor/execdesc.h" - -/* ---------------- - * TupIsNull - * - * This is used mainly to detect when there are no more - * tuples to process. - * ---------------- - */ -/* return: true if tuple in slot is NULL, slot is slot to test */ -#define TupIsNull(slot) \ - ((slot) == NULL || (slot)->val == NULL) - -/* - * prototypes from functions in execAmi.c - */ -extern void ExecReScan(Plan *node, ExprContext *exprCtxt, Plan *parent); -extern void ExecMarkPos(Plan *node); -extern void ExecRestrPos(Plan *node); - -/* - * prototypes from functions in execJunk.c - */ -extern JunkFilter *ExecInitJunkFilter(List *targetList, TupleDesc tupType, - TupleTableSlot *slot); -extern void ExecFreeJunkFilter(JunkFilter *junkfilter); -extern bool ExecGetJunkAttribute(JunkFilter *junkfilter, TupleTableSlot *slot, - char *attrName, Datum *value, bool *isNull); -extern HeapTuple ExecRemoveJunk(JunkFilter *junkfilter, TupleTableSlot *slot); - - -/* - * prototypes from functions in execMain.c - */ -extern TupleDesc ExecutorStart(QueryDesc *queryDesc, EState *estate); -extern TupleTableSlot *ExecutorRun(QueryDesc *queryDesc, EState *estate, - ScanDirection direction, long count); -extern void ExecutorEnd(QueryDesc *queryDesc, EState *estate); -extern void ExecConstraints(char *caller, ResultRelInfo *resultRelInfo, - TupleTableSlot *slot, EState *estate); -extern TupleTableSlot *EvalPlanQual(EState *estate, Index rti, - ItemPointer tid); - -/* - * prototypes from functions in execProcnode.c - */ -extern bool ExecInitNode(Plan *node, EState *estate, Plan *parent); -extern TupleTableSlot *ExecProcNode(Plan *node, Plan *parent); -extern int ExecCountSlotsNode(Plan *node); -extern void ExecEndNode(Plan *node, Plan *parent); -extern TupleDesc ExecGetTupType(Plan *node); - -/* - * prototypes from functions in execQual.c - */ -extern Datum ExecEvalParam(Param *expression, ExprContext *econtext, - bool *isNull); -extern Datum GetAttributeByNum(TupleTableSlot *slot, AttrNumber attrno, - bool *isNull); -extern Datum GetAttributeByName(TupleTableSlot *slot, char *attname, - bool *isNull); -extern Datum ExecMakeFunctionResult(FunctionCachePtr fcache, - List *arguments, - ExprContext *econtext, - bool *isNull, - ExprDoneCond *isDone); -extern Datum ExecEvalExpr(Node *expression, ExprContext *econtext, - bool *isNull, ExprDoneCond *isDone); -extern Datum ExecEvalExprSwitchContext(Node *expression, ExprContext *econtext, - bool *isNull, ExprDoneCond *isDone); -extern bool ExecQual(List *qual, ExprContext *econtext, bool resultForNull); -extern int ExecTargetListLength(List *targetlist); -extern int ExecCleanTargetListLength(List *targetlist); -extern TupleTableSlot *ExecProject(ProjectionInfo *projInfo, - ExprDoneCond *isDone); - -/* - * prototypes from functions in execScan.c - */ -typedef TupleTableSlot *(*ExecScanAccessMtd) (Scan *node); - -extern TupleTableSlot *ExecScan(Scan *node, ExecScanAccessMtd accessMtd); - -/* - * prototypes from functions in execTuples.c - */ -extern TupleTable ExecCreateTupleTable(int initialSize); -extern void ExecDropTupleTable(TupleTable table, bool shouldFree); -extern TupleTableSlot *ExecAllocTableSlot(TupleTable table); -extern TupleTableSlot *MakeTupleTableSlot(void); -extern TupleTableSlot *ExecStoreTuple(HeapTuple tuple, - TupleTableSlot *slot, - Buffer buffer, - bool shouldFree); -extern TupleTableSlot *ExecClearTuple(TupleTableSlot *slot); -extern void ExecSetSlotDescriptor(TupleTableSlot *slot, - TupleDesc tupdesc, bool shouldFree); -extern void ExecSetSlotDescriptorIsNew(TupleTableSlot *slot, bool isNew); -extern void ExecInitResultTupleSlot(EState *estate, CommonState *commonstate); -extern void ExecInitScanTupleSlot(EState *estate, - CommonScanState *commonscanstate); -extern TupleTableSlot *ExecInitExtraTupleSlot(EState *estate); -extern TupleTableSlot *ExecInitNullTupleSlot(EState *estate, - TupleDesc tupType); -extern TupleDesc ExecTypeFromTL(List *targetList); -extern void SetChangedParamList(Plan *node, List *newchg); - -/* - * prototypes from functions in execUtils.c - */ -extern void ResetTupleCount(void); -extern void ExecAssignExprContext(EState *estate, CommonState *commonstate); -extern void ExecAssignResultType(CommonState *commonstate, - TupleDesc tupDesc, bool shouldFree); -extern void ExecAssignResultTypeFromOuterPlan(Plan *node, - CommonState *commonstate); -extern void ExecAssignResultTypeFromTL(Plan *node, CommonState *commonstate); -extern TupleDesc ExecGetResultType(CommonState *commonstate); -extern void ExecAssignProjectionInfo(Plan *node, CommonState *commonstate); -extern void ExecFreeProjectionInfo(CommonState *commonstate); -extern void ExecFreeExprContext(CommonState *commonstate); -extern TupleDesc ExecGetScanType(CommonScanState *csstate); -extern void ExecAssignScanType(CommonScanState *csstate, - TupleDesc tupDesc, bool shouldFree); -extern void ExecAssignScanTypeFromOuterPlan(Plan *node, - CommonScanState *csstate); -extern Form_pg_attribute ExecGetTypeInfo(Relation relDesc); - -extern ExprContext *MakeExprContext(TupleTableSlot *slot, - MemoryContext queryContext); -extern void FreeExprContext(ExprContext *econtext); - -#define ResetExprContext(econtext) \ - MemoryContextReset((econtext)->ecxt_per_tuple_memory) - -extern ExprContext *MakePerTupleExprContext(EState *estate); - -/* Get an EState's per-output-tuple exprcontext, making it if first use */ -#define GetPerTupleExprContext(estate) \ - ((estate)->es_per_tuple_exprcontext ? \ - (estate)->es_per_tuple_exprcontext : \ - MakePerTupleExprContext(estate)) - -#define GetPerTupleMemoryContext(estate) \ - (GetPerTupleExprContext(estate)->ecxt_per_tuple_memory) - -/* Reset an EState's per-output-tuple exprcontext, if one's been created */ -#define ResetPerTupleExprContext(estate) \ - do { \ - if ((estate)->es_per_tuple_exprcontext) \ - ResetExprContext((estate)->es_per_tuple_exprcontext); \ - } while (0) - -extern void ExecOpenIndices(ResultRelInfo *resultRelInfo); -extern void ExecCloseIndices(ResultRelInfo *resultRelInfo); -extern void ExecInsertIndexTuples(TupleTableSlot *slot, ItemPointer tupleid, - EState *estate, bool is_vacuum); - -extern void RegisterExprContextCallback(ExprContext *econtext, - ExprContextCallbackFunction function, - Datum arg); -extern void UnregisterExprContextCallback(ExprContext *econtext, - ExprContextCallbackFunction function, - Datum arg); - -#endif /* EXECUTOR_H */ |