1'/**/and/**/DBMS_PIPE.RECEIVE_MESSAGE('n',0)='n (8/26/2024)

1/**/and/**/2=DBMS_PIPE.RECEIVE_MESSAGE('z',12) (8/26/2024)

1/**/and/**/2=DBMS_PIPE.RECEIVE_MESSAGE('g',0) (8/26/2024)