40 lines
1.6 KiB
C
40 lines
1.6 KiB
C
/*
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* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
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*
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* This program is free software: you can use, redistribute, and/or modify
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* it under the terms of the GNU Affero General Public License, version 3
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* or later ("AGPL"), as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "nodes.h"
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#include "nodesShowStmts.h"
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#include "parser.h"
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typedef void* (*FMalloc)(size_t);
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typedef void (*FFree)(void*);
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typedef struct SAstCreaterContext {
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SParseContext* pQueryCxt;
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bool notSupport;
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bool valid;
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SNode* pRootNode;
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FMalloc mallocFunc;
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FFree freeFunc;
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} SAstCreaterContext;
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SNodeList* addNodeToList(SAstCreaterContext* pCxt, SNodeList* pList, SNode* pNode);
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SNode* createColumnNode(SAstCreaterContext* pCxt, SToken* pDbName, SToken* pTableName, SToken* pColumnName);
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SNodeList* createNodeList(SAstCreaterContext* pCxt, SNode* pNode);
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SNode* createOrderByExprNode(SAstCreaterContext* pCxt, SNode* pExpr, EOrder order, ENullOrder nullOrder);
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SNode* createSelectStmt(SAstCreaterContext* pCxt, bool isDistinct, SNodeList* pProjectionList, SNode* pTable);
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SNode* createSetOperator(SAstCreaterContext* pCxt, ESetOperatorType type, SNode* pLeft, SNode* pRight);
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SNode* createShowStmt(SAstCreaterContext* pCxt, EShowStmtType type);
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SNode* setProjectionAlias(SAstCreaterContext* pCxt, SNode* pNode, SToken* pAlias);
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