mysql -- data type ; INT(4) vs. INT 차이

mysql -- data type ; INT(4) vs. INT 차이

참고 : http://dev.mysql.com/doc/refman/5.5/en/numeric-type-attributes.html

         https://blogs.oracle.com/jsmyth/entry/what_does_the_11_mean

        http://stackoverflow.com/questions/5562322/difference-between-int-and-int3-data-types-in-my-sql