homework-jianmu/source/libs/parser/inc/astCreateFuncs.h

54 lines
2.0 KiB
C

/*
* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
*
* This program is free software: you can use, redistribute, and/or modify
* it under the terms of the GNU Affero General Public License, version 3
* or later ("AGPL"), as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "nodes.h"
#include "nodesShowStmts.h"
#include "parser.h"
#ifndef _TD_AST_CREATE_FUNCS_H_
#define _TD_AST_CREATE_FUNCS_H_
#ifdef __cplusplus
extern "C" {
#endif
typedef struct SAstCreateContext {
SParseContext* pQueryCxt;
bool notSupport;
bool valid;
SNode* pRootNode;
} SAstCreateContext;
int32_t createAstCreater(const SParseContext* pQueryCxt, SAstCreateContext* pCxt);
int32_t destroyAstCreater(SAstCreateContext* pCxt);
bool checkTableName(const SToken* pTableName);
SNodeList* addNodeToList(SAstCreateContext* pCxt, SNodeList* pList, SNode* pNode);
SNode* createColumnNode(SAstCreateContext* pCxt, const SToken* pTableName, const SToken* pColumnName);
SNodeList* createNodeList(SAstCreateContext* pCxt, SNode* pNode);
SNode* createOrderByExprNode(SAstCreateContext* pCxt, SNode* pExpr, EOrder order, ENullOrder nullOrder);
SNode* createRealTableNode(SAstCreateContext* pCxt, const SToken* pDbName, const SToken* pTableName);
SNode* createSelectStmt(SAstCreateContext* pCxt, bool isDistinct, SNodeList* pProjectionList, SNode* pTable);
SNode* createSetOperator(SAstCreateContext* pCxt, ESetOperatorType type, SNode* pLeft, SNode* pRight);
SNode* createShowStmt(SAstCreateContext* pCxt, EShowStmtType type);
SNode* setProjectionAlias(SAstCreateContext* pCxt, SNode* pNode, const SToken* pAlias);
#ifdef __cplusplus
}
#endif
#endif /*_TD_AST_CREATE_FUNCS_H_*/