oracle忘记账号密码oracleexecuteimmediate

declareaa number(15,2);l_cnt varchar2(200);i_yr int :=11;i_curCode varchar2(100) :=’001′;i_vDate date := sysdate;i_valExpr varchar2(100) := ‘haha’;i_branchNo varchar2(100) := ’00’;beginl_cnt := ‘Ns_Gls_AutoVal(132,:1,:2,:3,:4)’;execute immediate ‘select ‘ || l_cnt || ‘ from dual’into aausing i_curCode,i_vDate,i_valExpr,ioracle账号_branchNo;dbms_output.put_line(aa);end;