Search notes:
Oracle: GROUP BY extensions
So-called
group by
extensions
are
rollup
cube
(produces
cross-tabulation
values)
grouping sets
group by
extensions produce
superaggregate groupings
(or superaggregate rows) in addition to ordinary group aggregates (or regular rows).
SELECT
statement
that contain group by extensions allow to use functions like
grouping
(?)
grouping_id
?
Index