/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
*/

SET sql_mode=(SELECT REPLACE(@@sql_mode,'ONLY_FULL_GROUP_BY',''));


--    add t_ds_resources_un
DROP PROCEDURE IF EXISTS uc_dolphin_T_t_ds_resources_un;
delimiter d//
CREATE PROCEDURE uc_dolphin_T_t_ds_resources_un()
BEGIN
    IF NOT EXISTS (
            SELECT * FROM information_schema.KEY_COLUMN_USAGE
            WHERE  TABLE_NAME = 't_ds_resources'
              AND CONSTRAINT_NAME = 't_ds_resources_un'
        )
    THEN
        ALTER TABLE t_ds_resources ADD CONSTRAINT t_ds_resources_un UNIQUE KEY (full_name,`type`);
    END IF;
END;

d//

delimiter ;
CALL uc_dolphin_T_t_ds_resources_un();
DROP PROCEDURE IF EXISTS uc_dolphin_T_t_ds_resources_un;
