숫자만 -> trim(translate(cmp_user_id,'1234567890',' ')) is null
문자만 -> trim(translate(cmp_user_id,'1234567890',' ')) is not null
숫자만 -> trim(translate(cmp_user_id,'1234567890',' ')) is null
문자만 -> trim(translate(cmp_user_id,'1234567890',' ')) is not null