所有评论：atestu AND (SELECT 4625 FROM(SELECT COUNT(*),CONCAT(\'2i6N4npR\',(SELECT (CASE WHEN (4625=4625) THEN 1 ELSE 0 END)),\'2i6N4npR\',FLOOR(RAND(0)*2))x FROM INFORMATION_SCHEMA.CHARACTER_SETS GROUP BY x)a) AND 2i6N4npR=2i6N4npR