MySQL / MariaDB 이관 정합성 확인

갸 꿀~~~ 이관 정합성 확인 쿼리 select table_schema ,concat(if(group_concat(SIZE separator '')!='',group_concat(SIZE separator ''),'0'),'(MB)') as "SIZE(MB)" ,if(group_concat(TAB separator '')!

='',group_concat(TAB separator ''),'0') as "TABLE" ,if(group_concat(idx separator '')!='',group_concat(idx separator ''),'0') as "INDEX" ,if(group_concat(vie separator '')!

='',group_concat(vie separator ''),'0') as "V.....