START TRANSACTION;
auto commit mode: off
select
	l_returnflag,
	l_linestatus,
	sum(l_quantity) as sum_qty,
	sum(l_extendedprice) as sum_base_price,
	sum(l_extendedprice * (1 - l_discount)) as sum_disc_price,
	sum(l_extendedprice * (1 - l_discount) * (1 + l_tax)) as sum_charge,
	avg(l_quantity) as avg_qty,
	avg(l_extendedprice) as avg_price,
	avg(l_discount) as avg_disc,
	count(*) as count_order
from
	lineitem
where
	l_shipdate <= date '1998-12-01' - interval '63' day
group by
	l_returnflag,
	l_linestatus
order by
	l_returnflag,
	l_linestatus;
+--------------+--------------+-------------------------------------------+-------------------------------------------+-------------------------------------------+-------------------------------------------+--------------------------+--------------------------+--------------------------+-------------+
| l_returnflag | l_linestatus | sum_qty                                   | sum_base_price                            | sum_disc_price                            | sum_charge                                | avg_qty                  | avg_price                | avg_disc                 | count_order |
+==============+==============+===========================================+===========================================+===========================================+===========================================+==========================+==========================+==========================+=============+
| N            | O            |                                    145.00 |                                 130645.00 |                               119941.1200 |                             124828.144000 |       24.166666666666668 |       21774.166666666664 |      0.08166666666666667 |           6 |
+--------------+--------------+-------------------------------------------+-------------------------------------------+-------------------------------------------+-------------------------------------------+--------------------------+--------------------------+--------------------------+-------------+
1 tuple
COMMIT;
auto commit mode: on