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30 lines
489 B

-- $ID$
-- TPC-H/TPC-R Customer Distribution Query (Q13)
-- Variant A
-- Approved March 1998
:x
create view orders_per_cust:s (custkey, ordercount) as
select
c_custkey,
count(o_orderkey)
from
customer left outer join orders on
c_custkey = o_custkey
and o_comment not like '%:1%:2%'
group by
c_custkey;
:o
select
ordercount,
count(*) as custdist
from
orders_per_cust:s
group by
ordercount
order by
custdist desc,
ordercount desc;
drop view orders_per_cust:s;
:n -1