create or replace procedure my_test_procedure
is
rec_ind number;
v_run_log varchar2(100);
begin
rec_ind := 8;

select vc_mobileno into v_run_log from rdw_zjt_boss_8 where rownum < 2;
dbms_output.put_line(v_run_log);
end;

create or replace procedure my_test_procedure
is
rec_ind number;
v_run_log varchar2(100);
begin
rec_ind := 8;
   --select vc_mobileno into v_run_log from rdw_zjt_boss_8 where rownum < 2;
   execute immediate 'select vc_mobileno from rdw_zjt_boss_'||rec_ind||' where rownum < 2'  into v_run_log;
   dbms_output.put_line(v_run_log);
end;