35 lines
1.2 KiB
C++
35 lines
1.2 KiB
C++
/**
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* Copyright (c) 2021 OceanBase
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* OceanBase CE is licensed under Mulan PubL v2.
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* You can use this software according to the terms and conditions of the Mulan PubL v2.
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* You may obtain a copy of Mulan PubL v2 at:
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* http://license.coscl.org.cn/MulanPubL-2.0
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PubL v2 for more details.
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*/
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#ifndef _OB_EXPR_SQL_MODE_CONVERT_H
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#define _OB_EXPR_SQL_MODE_CONVERT_H
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#include "sql/engine/expr/ob_expr_operator.h"
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namespace oceanbase
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{
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namespace sql
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{
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class ObExprSqlModeConvert : public ObStringExprOperator
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{
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public:
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explicit ObExprSqlModeConvert(common::ObIAllocator &alloc);
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virtual ~ObExprSqlModeConvert();
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virtual int calc_result_type1(ObExprResType &type, ObExprResType &type1, common::ObExprTypeCtx &type_ctx) const;
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static int sql_mode_convert(const ObExpr &expr, ObEvalCtx &ctx, ObDatum &expr_datum);
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virtual int cg_expr(ObExprCGCtx &op_cg_ctx, const ObRawExpr &raw_expr, ObExpr &rt_expr) const override;
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private:
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DISALLOW_COPY_AND_ASSIGN(ObExprSqlModeConvert);
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};
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}
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}
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#endif |