에러메세지 Error Code: 1175. You are using safe update mode and you tried to update a table without a WHERE that uses a KEY column. To disable safe mode, toggle the option in Preferences -> SQL Editor and reconnect. 해결방법 Safe 모드 비활성화 set sql_safe_updates=0; 작업후 다시 Safe 모드를 활성화 시켜놓을 것 set sql_safe_updates=1;