Numbers the output of a result set. More specifically, returns the sequential number of a row within a partition of a result set, starting at 1 for the first row in each partition. There is no ...
select *, row_number() over (order by cid desc) as num from items select * from (select *, row_number() over (order by cid desc) as RowNum from items) t2 where t2.RowNum=5 ...