Oracle : Rolling sequences forward

declare dummy number; begin     for sq in (     select sequence_owner||'.'||sequence_name nm     from dba_sequences     where sequence_owner        in ( 'CLIENTDBO','DEALERTOOLS_DBO','GAINDBO','IT_JOB_LOG','MXDBO','MYBROKERDBO',             'NEWTOPSDBO','ODFSDBO','ODL_DBADMIN_DBO','ODL_DBSERVICES_DBO','ODL_USERAPPS_DBO',             'PRODUCTDBO','RECONCILIATIONSDBO','SETTLEMENTSDBO','USER_ADMIN_SYS','WEB')             )         loop         dbms_output.put_line(sq.nm);         for i in 1..10000 loop            execute immediate 'select  '||sq.nm||'.nextval from dual' into dummy;         end loop;     end loop; end;