*env: windows 10 version mysql 5.7 Ram 32GB ide : toad mysql*

CREATE TABLE `2017` (
      `MOB_NO` bigint(20) DEFAULT NULL,
      `CAF_SLNO` varchar(50) DEFAULT NULL,
      `CNAME` varchar(58) DEFAULT NULL,
      `ACT_DATE` varchar(200) DEFAULT NULL,
      KEY `2017_index` (`MOB_NO`,`ACT_DATE`)
    ) ENGINE=InnoDB DEFAULT CHARSET=latin1;

SET autocommit=0;
    SET unique_checks=0;
    SET foreign_key_checks=0;
    LOAD DATA LOCAL INFILE 'D:/base/test/2017/2017.txt'
    INTO TABLE 2017COLUMNS TERMINATED BY '|';
    commit;