Oracle: Get All Month or Week Days Names

To get All Month Names
select
    to_char(add_months(to_date('01-Jan-2001','dd-Mon-yyyy'),level -1),'Month') MonthName
from
    dual
connect by level <= 12;


To get all week days names
select
 to_char(trunc(sysdate ,'day')+level-1,'day') days
from
 dual
connect by level<8


To generate a numeric sequence
select
 level
from
 dual
connect by level<= 1000

or

select
 rownum
from
 dual
connect by rownum <= 1000


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