case( column_1 as Timestamp )
set len 200
/ l
echo exit | sqlplus user/pass@connect @scriptfilename
dbms_lob.getlength()
select * from table(select * from table ORDER BY ROWNUM DESC) where rownum=1
select * from all_tab_columns select * from all_triggers where trigger_name like upper('enum_to_fee_service');
BEGIN dbms_output.enable; dbms_output.put_line('hello'); END;
union
union all
intersect
minus