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oceanbase-admin
2021-05-31 22:56:52 +08:00
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src/sql/engine/expr/ob_expr_less_equal.cpp Normal file
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/**
* Copyright (c) 2021 OceanBase
* OceanBase CE is licensed under Mulan PubL v2.
* You can use this software according to the terms and conditions of the Mulan PubL v2.
* You may obtain a copy of Mulan PubL v2 at:
* http://license.coscl.org.cn/MulanPubL-2.0
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PubL v2 for more details.
*/
#define USING_LOG_PREFIX SQL_ENG
#include "sql/engine/expr/ob_expr_less_equal.h"
#include <math.h>
#include "lib/timezone/ob_time_convert.h"
#include "common/object/ob_obj_compare.h"
//#include "sql/engine/expr/ob_expr_promotion_util.h"
namespace oceanbase {
using namespace common;
namespace sql {
ObExprLessEqual::ObExprLessEqual(ObIAllocator& alloc) : ObRelationalExprOperator(alloc, T_OP_LE, N_LESS_EQUAL, 2)
{}
int ObExprLessEqual::calc_result2(
common::ObObj& result, const common::ObObj& obj1, const common::ObObj& obj2, ObExprCtx& expr_ctx) const
{
return ObRelationalExprOperator::calc_result2(result, obj1, obj2, expr_ctx, false, CO_LE);
}
int ObExprLessEqual::calc_resultN(ObObj& result, const ObObj* objs_array, int64_t param_num, ObExprCtx& expr_ctx) const
{
return ObRelationalExprOperator::calc_resultN(result, objs_array, param_num, expr_ctx, false, CO_LE);
}
int ObExprLessEqual::calc(
ObObj& result, const ObObj& obj1, const ObObj& obj2, const ObCompareCtx& cmp_ctx, ObCastCtx& cast_ctx)
{
return ObRelationalExprOperator::compare(result, obj1, obj2, cmp_ctx, cast_ctx, CO_LE);
}
int ObExprLessEqual::calc_nocast(ObObj& result, const ObObj& obj1, const ObObj& obj2, const ObCompareCtx& cmp_ctx)
{
int ret = OB_SUCCESS;
bool need_cast = false;
ret = ObRelationalExprOperator::compare_nocast(result, obj1, obj2, cmp_ctx, CO_LE, need_cast);
if (OB_FAIL(ret)) {
LOG_WARN("compare objs failed", K(ret), K(obj1), K(obj2), K(cmp_ctx.cmp_type_));
} else if (OB_UNLIKELY(need_cast)) {
ret = OB_ERR_UNEXPECTED;
LOG_ERROR("compare objs failed", K(ret), K(obj1), K(obj2), K(cmp_ctx.cmp_type_));
}
return ret;
}
} // namespace sql
} // namespace oceanbase