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src/share/ob_unique_index_row_transformer.h 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.
*/
#ifndef OB_UNIQUE_INDEX_ROW_TRANSFORMER_H_
#define OB_UNIQUE_INDEX_ROW_TRANSFORMER_H_
#include "common/row/ob_row.h"
#include "share/ob_worker.h"
namespace oceanbase {
namespace share {
class ObUniqueIndexRowTransformer {
public:
static int check_need_shadow_columns(const common::ObNewRow& row, const common::ObCompatibilityMode sql_mode,
const int64_t unique_key_cnt, const common::ObIArray<int64_t>* projector, bool& need_shadow_columns);
static int convert_to_unique_index_row(const common::ObNewRow& row, const common::ObCompatibilityMode sql_mode,
const int64_t unique_key_cnt, const int64_t shadow_column_cnt, const common::ObIArray<int64_t>* projector,
common::ObNewRow& result_row, const bool need_copy_cell = false);
static int convert_to_unique_index_row(const common::ObNewRow& row, const common::ObCompatibilityMode sql_mode,
const int64_t unique_key_cnt, const int64_t shadow_column_cnt, const common::ObIArray<int64_t>* projector,
bool& need_shadow_columns, common::ObNewRow& result_row, const bool need_copy_cell = false);
private:
static int check_oracle_need_shadow_columns(const common::ObNewRow& row, const int64_t unique_key_cnt,
const common::ObIArray<int64_t>* projector, bool& need_shadow_columns);
static int check_mysql_need_shadow_columns(const common::ObNewRow& row, const int64_t unique_key_cnt,
const common::ObIArray<int64_t>* projector, bool& need_shadow_columns);
};
} // end namespace share
} // end namespace oceanbase
#endif // OB_UNIQUE_INDEX_ROW_TRANSFORMER_H_