Subselects...
This commit is contained in:
Vadim B. Mikheev
parent
6fcf2d7cb3
commit
5d7923dd1c
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@ -6,7 +6,7 @@
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*
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* Copyright (c) 1994, Regents of the University of California
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*
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* $Id: executor.h,v 1.19 1998/02/10 04:02:19 momjian Exp $
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* $Id: executor.h,v 1.20 1998/02/13 03:43:33 vadim Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -108,6 +108,7 @@ extern void ExecInitOuterTupleSlot(EState *estate, HashJoinState *hashstate);
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extern TupleDesc ExecGetTupType(Plan *node);
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extern TupleDesc ExecTypeFromTL(List *targetList);
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extern void SetChangedParamList (Plan *node, List *newchg);
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/*
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* prototypes from functions in execTuples.c
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@ -6,7 +6,7 @@
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*
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* Copyright (c) 1994, Regents of the University of California
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*
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* $Id: nodeAgg.h,v 1.6 1997/11/26 01:12:40 momjian Exp $
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* $Id: nodeAgg.h,v 1.7 1998/02/13 03:43:34 vadim Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -21,5 +21,6 @@ extern TupleTableSlot *ExecAgg(Agg *node);
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extern bool ExecInitAgg(Agg *node, EState *estate, Plan *parent);
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extern int ExecCountSlotsAgg(Agg *node);
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extern void ExecEndAgg(Agg *node);
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extern void ExecReScanAgg(Agg *node, ExprContext *exprCtxt, Plan *parent);
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#endif /* NODEAGG_H */
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@ -6,7 +6,7 @@
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*
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* Copyright (c) 1994, Regents of the University of California
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*
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* $Id: nodeHash.h,v 1.7 1998/01/24 22:49:01 momjian Exp $
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* $Id: nodeHash.h,v 1.8 1998/02/13 03:43:35 vadim Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -35,5 +35,6 @@ extern HeapTuple ExecScanHashBucket(HashJoinState *hjstate, HashBucket bucket,
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HeapTuple curtuple, List *hjclauses,
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ExprContext *econtext);
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extern void ExecHashTableReset(HashJoinTable hashtable, int ntuples);
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extern void ExecReScanHash(Hash *node, ExprContext *exprCtxt, Plan *parent);
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#endif /* NODEHASH_H */
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@ -6,7 +6,7 @@
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*
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* Copyright (c) 1994, Regents of the University of California
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*
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* $Id: nodeHashjoin.h,v 1.7 1998/01/24 22:49:04 momjian Exp $
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* $Id: nodeHashjoin.h,v 1.8 1998/02/13 03:43:36 vadim Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -23,6 +23,7 @@ extern int ExecCountSlotsHashJoin(HashJoin *node);
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extern void ExecEndHashJoin(HashJoin *node);
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extern char * ExecHashJoinSaveTuple(HeapTuple heapTuple, char *buffer,
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File file, char *position);
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extern void ExecReScanHashJoin(HashJoin *node, ExprContext *exprCtxt, Plan *parent);
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#endif /* NODEHASHJOIN_H */
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@ -6,7 +6,7 @@
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*
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* Copyright (c) 1994, Regents of the University of California
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*
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* $Id: nodeMaterial.h,v 1.5 1997/11/26 01:12:53 momjian Exp $
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* $Id: nodeMaterial.h,v 1.6 1998/02/13 03:43:37 vadim Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -21,7 +21,9 @@ extern TupleTableSlot *ExecMaterial(Material *node);
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extern bool ExecInitMaterial(Material *node, EState *estate, Plan *parent);
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extern int ExecCountSlotsMaterial(Material *node);
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extern void ExecEndMaterial(Material *node);
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extern void ExecMaterialReScan(Material *node, ExprContext *exprCtxt, Plan *parent);
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#if 0
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extern List ExecMaterialMarkPos(Material *node);
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extern void ExecMaterialRestrPos(Material *node);
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#endif
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#endif /* NODEMATERIAL_H */
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@ -6,7 +6,7 @@
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*
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* Copyright (c) 1994, Regents of the University of California
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*
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* $Id: nodeNestloop.h,v 1.5 1997/11/26 01:12:57 momjian Exp $
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* $Id: nodeNestloop.h,v 1.6 1998/02/13 03:43:38 vadim Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -21,5 +21,6 @@ extern TupleTableSlot *ExecNestLoop(NestLoop *node, Plan *parent);
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extern bool ExecInitNestLoop(NestLoop *node, EState *estate, Plan *parent);
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extern int ExecCountSlotsNestLoop(NestLoop *node);
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extern void ExecEndNestLoop(NestLoop *node);
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extern void ExecReScanNestLoop(NestLoop *node, ExprContext *exprCtxt, Plan *parent);
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#endif /* NODENESTLOOP_H */
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@ -6,7 +6,7 @@
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*
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* Copyright (c) 1994, Regents of the University of California
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*
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* $Id: nodeResult.h,v 1.5 1997/11/26 01:12:58 momjian Exp $
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* $Id: nodeResult.h,v 1.6 1998/02/13 03:43:39 vadim Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -21,5 +21,6 @@ extern TupleTableSlot *ExecResult(Result *node);
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extern bool ExecInitResult(Result *node, EState *estate, Plan *parent);
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extern int ExecCountSlotsResult(Result *node);
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extern void ExecEndResult(Result *node);
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extern void ExecReScanResult(Result *node, ExprContext *exprCtxt, Plan *parent);
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#endif /* NODERESULT_H */
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@ -0,0 +1,20 @@
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/*-------------------------------------------------------------------------
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*
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* nodeSubplan.h--
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef NODESUBPLAN_H
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#define NODESUBPLAN_H
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#include "executor/tuptable.h"
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#include "nodes/execnodes.h"
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#include "nodes/plannodes.h"
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extern Datum ExecSubPlan(SubPlan *node, List *pvar, ExprContext *econtext);
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extern bool ExecInitSubPlan(SubPlan *node, EState *estate, Plan *parent);
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extern void ExecReScanSetParamPlan (SubPlan *node, Plan *parent);
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extern void ExecSetParamPlan (SubPlan *node);
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extern void ExecEndSubPlan(SubPlan *node);
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#endif /* NODESUBPLAN_H */
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@ -6,7 +6,7 @@
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*
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* Copyright (c) 1994, Regents of the University of California
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*
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* $Id: clauses.h,v 1.8 1998/01/24 22:49:39 momjian Exp $
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* $Id: clauses.h,v 1.9 1998/02/13 03:46:54 vadim Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -48,4 +48,8 @@ extern void get_rels_atts(Node *clause, int *relid1,
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AttrNumber *attno1, int *relid2, AttrNumber *attno2);
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extern void CommuteClause(Node *clause);
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#define is_subplan(clause) ((Node*) clause != NULL && \
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nodeTag((Node*) clause) == T_Expr && \
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((Expr *) clause)->opType == SUBPLAN_EXPR)
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#endif /* CLAUSES_H */
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@ -6,7 +6,7 @@
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*
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* Copyright (c) 1994, Regents of the University of California
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*
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* $Id: planner.h,v 1.7 1997/11/26 01:13:49 momjian Exp $
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* $Id: planner.h,v 1.8 1998/02/13 03:46:56 vadim Exp $
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*
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*-------------------------------------------------------------------------
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*/
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#include "parser/parse_node.h"
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extern Plan *planner(Query *parse);
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extern Plan *union_planner(Query *parse);
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extern void pg_checkretval(Oid rettype, QueryTreeList *querytree_list);
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#endif /* PLANNER_H */
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@ -0,0 +1,20 @@
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/*-------------------------------------------------------------------------
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*
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* subselect.h--
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef SUBSELECT_H
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#define SUBSELECT_H
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extern int PlannerQueryLevel; /* level of current query */
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extern List *PlannerVarParam; /* correlation Vars to Param mapper */
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extern List *PlannerParamVar; /* to get Var from Param->paramid */
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extern List *PlannerInitPlan; /* init subplans for current query */
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extern int PlannerPlanId; /* to assigne unique ID to subquery plans */
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extern List *SS_finalize_plan (Plan *plan);
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extern Node *SS_replace_correlation_vars (Node *expr);
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extern Node *SS_process_sublinks (Node *expr);
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#endif /* SUBSELECT_H */
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