47 lines
1.9 KiB
C++
47 lines
1.9 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 OCEANBASE_SQL_OB_EXPR_LESS_EQUAL_H_
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#define OCEANBASE_SQL_OB_EXPR_LESS_EQUAL_H_
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#include "sql/engine/expr/ob_expr_operator.h"
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#include "lib/ob_name_def.h"
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#include "share/object/ob_obj_cast.h"
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namespace oceanbase {
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namespace sql {
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class ObExprLessEqual : public ObRelationalExprOperator {
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public:
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ObExprLessEqual();
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explicit ObExprLessEqual(common::ObIAllocator& alloc);
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virtual ~ObExprLessEqual(){};
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virtual int calc_result2(
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common::ObObj& result, const common::ObObj& obj1, const common::ObObj& obj2, common::ObExprCtx& expr_ctx) const override;
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virtual int calc_resultN(
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common::ObObj& result, const common::ObObj* objs_stack, int64_t param_num, common::ObExprCtx& expr_ctx) const override;
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static int calc(common::ObObj& result, const common::ObObj& obj1, const common::ObObj& obj2,
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const common::ObCompareCtx& cmp_ctx, common::ObCastCtx& cast_ctx);
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static int calc_nocast(
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common::ObObj& result, const common::ObObj& obj1, const common::ObObj& obj2, const common::ObCompareCtx& cmp_ctx);
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virtual int cg_expr(ObExprCGCtx& expr_cg_ctx, const ObRawExpr& raw_expr, ObExpr& rt_expr) const override
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{
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return ObRelationalExprOperator::cg_expr(expr_cg_ctx, raw_expr, rt_expr);
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}
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private:
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DISALLOW_COPY_AND_ASSIGN(ObExprLessEqual);
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};
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} // end namespace sql
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} // end namespace oceanbase
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#endif // OCEANBASE_SQL_OB_EXPR_LESS_EQUAL_H_
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