diff options
Diffstat (limited to 'src/include/executor/executor.h')
| -rw-r--r-- | src/include/executor/executor.h | 57 |
1 files changed, 37 insertions, 20 deletions
diff --git a/src/include/executor/executor.h b/src/include/executor/executor.h index 6769c5df76c..0ce8dc3fc9f 100644 --- a/src/include/executor/executor.h +++ b/src/include/executor/executor.h @@ -6,7 +6,7 @@ * * Copyright (c) 1994, Regents of the University of California * - * $Id: executor.h,v 1.20 1998/02/13 03:43:33 vadim Exp $ + * $Id: executor.h,v 1.21 1998/02/26 04:41:19 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -21,12 +21,14 @@ /* * prototypes from functions in execAmi.c */ -extern void ExecOpenScanR(Oid relOid, int nkeys, ScanKey skeys, bool isindex, +extern void +ExecOpenScanR(Oid relOid, int nkeys, ScanKey skeys, bool isindex, ScanDirection dir, Relation *returnRelation, Pointer *returnScanDesc); extern void ExecCloseR(Plan *node); extern void ExecReScan(Plan *node, ExprContext *exprCtxt, Plan *parent); -extern HeapScanDesc ExecReScanR(Relation relDesc, HeapScanDesc scanDesc, +extern HeapScanDesc +ExecReScanR(Relation relDesc, HeapScanDesc scanDesc, ScanDirection direction, int nkeys, ScanKey skeys); extern void ExecMarkPos(Plan *node); extern void ExecRestrPos(Plan *node); @@ -36,7 +38,8 @@ extern Relation ExecCreatR(TupleDesc tupType, Oid relationOid); * prototypes from functions in execJunk.c */ extern JunkFilter *ExecInitJunkFilter(List *targetList); -extern bool ExecGetJunkAttribute(JunkFilter *junkfilter, TupleTableSlot *slot, +extern bool +ExecGetJunkAttribute(JunkFilter *junkfilter, TupleTableSlot *slot, char *attrName, Datum *value, bool *isNull); extern HeapTuple ExecRemoveJunk(JunkFilter *junkfilter, TupleTableSlot *slot); @@ -63,16 +66,20 @@ extern void ExecEndNode(Plan *node, Plan *parent); extern bool execConstByVal; extern int execConstLen; -extern Datum ExecExtractResult(TupleTableSlot *slot, AttrNumber attnum, +extern Datum +ExecExtractResult(TupleTableSlot *slot, AttrNumber attnum, bool *isNull); -extern Datum ExecEvalParam(Param *expression, ExprContext *econtext, +extern Datum +ExecEvalParam(Param *expression, ExprContext *econtext, bool *isNull); /* stop here */ -extern char *GetAttributeByNum(TupleTableSlot *slot, AttrNumber attrno, - bool *isNull); +extern char * +GetAttributeByNum(TupleTableSlot *slot, AttrNumber attrno, + bool *isNull); extern char *GetAttributeByName(TupleTableSlot *slot, char *attname, bool *isNull); -extern Datum ExecEvalExpr(Node *expression, ExprContext *econtext, bool *isNull, +extern Datum +ExecEvalExpr(Node *expression, ExprContext *econtext, bool *isNull, bool *isDone); extern bool ExecQual(List *qual, ExprContext *econtext); extern int ExecTargetListLength(List *targetlist); @@ -89,53 +96,63 @@ extern TupleTableSlot *ExecScan(Scan *node, TupleTableSlot *(*accessMtd) ()); extern TupleTable ExecCreateTupleTable(int initialSize); extern void ExecDestroyTupleTable(TupleTable table, bool shouldFree); extern TupleTableSlot *ExecAllocTableSlot(TupleTable table); -extern TupleTableSlot *ExecStoreTuple(HeapTuple tuple, +extern TupleTableSlot * +ExecStoreTuple(HeapTuple tuple, TupleTableSlot *slot, Buffer buffer, bool shouldFree); extern TupleTableSlot *ExecClearTuple(TupleTableSlot *slot); extern bool ExecSetSlotPolicy(TupleTableSlot *slot, bool shouldFree); -extern TupleDesc ExecSetSlotDescriptor(TupleTableSlot *slot, +extern TupleDesc +ExecSetSlotDescriptor(TupleTableSlot *slot, TupleDesc tupdesc); extern void ExecSetSlotDescriptorIsNew(TupleTableSlot *slot, bool isNew); extern void ExecIncrSlotBufferRefcnt(TupleTableSlot *slot); extern bool TupIsNull(TupleTableSlot *slot); extern void ExecInitResultTupleSlot(EState *estate, CommonState *commonstate); -extern void ExecInitScanTupleSlot(EState *estate, +extern void +ExecInitScanTupleSlot(EState *estate, CommonScanState *commonscanstate); extern void ExecInitMarkedTupleSlot(EState *estate, MergeJoinState *mergestate); extern void ExecInitOuterTupleSlot(EState *estate, HashJoinState *hashstate); extern TupleDesc ExecGetTupType(Plan *node); extern TupleDesc ExecTypeFromTL(List *targetList); -extern void SetChangedParamList (Plan *node, List *newchg); +extern void SetChangedParamList(Plan *node, List *newchg); /* * prototypes from functions in execTuples.c */ extern void ResetTupleCount(void); -extern void ExecAssignNodeBaseInfo(EState *estate, CommonState *basenode, +extern void +ExecAssignNodeBaseInfo(EState *estate, CommonState *basenode, Plan *parent); extern void ExecAssignExprContext(EState *estate, CommonState *commonstate); -extern void ExecAssignResultType(CommonState *commonstate, +extern void +ExecAssignResultType(CommonState *commonstate, TupleDesc tupDesc); -extern void ExecAssignResultTypeFromOuterPlan(Plan *node, +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 TupleDesc ExecGetScanType(CommonScanState *csstate); -extern void ExecAssignScanType(CommonScanState *csstate, +extern void +ExecAssignScanType(CommonScanState *csstate, TupleDesc tupDesc); -extern void ExecAssignScanTypeFromOuterPlan(Plan *node, +extern void +ExecAssignScanTypeFromOuterPlan(Plan *node, CommonScanState *csstate); extern AttributeTupleForm ExecGetTypeInfo(Relation relDesc); -extern void ExecOpenIndices(Oid resultRelationOid, +extern void +ExecOpenIndices(Oid resultRelationOid, RelationInfo *resultRelationInfo); extern void ExecCloseIndices(RelationInfo *resultRelationInfo); -extern void ExecInsertIndexTuples(TupleTableSlot *slot, ItemPointer tupleid, +extern void +ExecInsertIndexTuples(TupleTableSlot *slot, ItemPointer tupleid, EState *estate, bool is_update); #endif /* EXECUTOR_H */ |