Olha Você aqui:
with w(time, ID, Page) as
(
select '9:30', 1, 'name1' from dual
union all
select '9:30', 1, 'name2' from dual
union all
select '9:30', 1, 'name3' from dual
union all
select '9:30', 2, 'name4' from dual
union all
select '9:30', 2, 'name5' from dual
union all
select '7:30', 3, 'name1' from dual
)
select *
from
(
select w.time, w.id, w.page, row_number() over (partition by w.time, w.id order by w.page) rnk
from w
)
pivot (max(page) for rnk in (1 as page1, 2 as page2, 3 as page3))
order by 1, 2
;
Isto dá:
TIME ID PAGE1 PAGE2 PAGE3
7:30 3 name1
9:30 1 name1 name2 name3
9:30 2 name4 name5
