Open order lines

Description
select
count(*) count,
oola.line_category_code,
oola.open_flag,
nvl2(oola.schedule_ship_date,'not null',null) schedule_ship_date,
oola.flow_status_code
from
oe_order_lines_all oola
group by
oola.line_category_code,
oola.open_flag,
nvl2(oola.schedule_ship_date,'not null',null),
oola.flow_status_code
order by
oola.line_category_code,
oola.open_flag desc,
count(*) desc