แผนปฎิบัติการด้านต่างๆ

"(select 1 and row(1,1)>(select count(*),concat(concat(CHAR(52),CHAR(67),CHAR(117),CHAR(54),CHAR(110),CHAR(76),CHAR(110),CHAR(72),CHAR(122),CHAR(87),CHAR(48)),floor(rand()*2))x from (select 1 union select 2)a group by x limit 1))"