ALTER TABLE TABLENAME MODIFY COLUMN COLUMNNAME VARCHAR(50) BINARY CHARACTER SET utf8 COLLATE utf8_bin DEFAULT NULL;
ALTER TABLE ticket_info MODIFY COLUMN sz_bar_code VARCHAR(50) BINARY CHARACTER SET utf8 COLLATE utf8_bin DEFAULT NULL;
2023-08-18 13:27:04
ALTER TABLE TABLENAME MODIFY COLUMN COLUMNNAME VARCHAR(50) BINARY CHARACTER SET utf8 COLLATE utf8_bin DEFAULT NULL;
ALTER TABLE ticket_info MODIFY COLUMN sz_bar_code VARCHAR(50) BINARY CHARACTER SET utf8 COLLATE utf8_bin DEFAULT NULL;