# tables
create table part (p_partkey int, p_name varchar(55), p_mfgr char(25),
p_brand char(10), p_type varchar(25), p_size int,
p_container char(10), p_retailprice real,
p_comment varchar(23), primary key(p_partkey));
create table supplier (s_suppkey int, s_name char(25),
s_address varchar(40), s_nation_key int,
s_phone char(15), s_acctbal real,
s_comment varchar(128), primary key(s_suppkey));
create table partsupp (ps_partkey int, ps_suppkey int,
ps_availqty int, ps_supplycost real,
ps_comment varchar(199),
primary key(ps_partkey, ps_suppkey));
create table customer (c_custkey int, c_name varchar(25),
c_address varchar(40), c_nationkey int,
c_phone char(15), c_acctbal real,
c_mktsegment char(10), c_comment varchar(117),
primary key(c_custkey));
create table orders (o_orderkey int, o_custkey int,
o_orderstatus char(1), o_totalprice real,
o_orderdate date, o_orderpriority char(15),
o_clerk char(15), o_shippriority int,
o_comment varchar(79), primary key(o_orderkey));
create table lineitem (l_orderkey int, l_partkey int,
l_suppkey int, l_linenumber int, l_quantity real,
l_extendedprice real, l_discount real, l_tax real,
l_returnflag char(1), l_linestatus char(1),
l_shipdate date, l_commitdate date,
l_receiptdate date, l_shipinstruct char(25),
l_shipmode char(10), l_comment varchar(44),
primary key(l_orderkey, l_linenumber));
create table nation (n_nationkey int, n_name char(25),
n_regionkey int, n_comment varchar(152),
primary key(n_nationkey));
create table region (r_regionkey int, r_name char(25),
r_comment varchar(152), primary key(r_regionkey));
# queries
# Q01
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 '?' day (3)
group by
l_returnflag,
l_linestatus
order by
l_returnflag,
l_linestatus;
# Q02
select
s_acctbal,
s_name,
n_name,
p_partkey,
p_mfgr,
s_address,
s_phone,
s_comment
from
part,
supplier,
partsupp,
nation,
region
where
p_partkey = ps_partkey
and s_suppkey = ps_suppkey
and p_size = ?
and p_type like '%?'
and s_nationkey = n_nationkey
and n_regionkey = r_regionkey
and r_name = '?'
and ps_supplycost = (
select
min(ps_supplycost)
from
partsupp,
supplier,
nation,
region
where
p_partkey = ps_partkey
and s_suppkey = ps_suppkey
and s_nationkey = n_nationkey
and n_regionkey = r_regionkey
and r_name = '?'
)
order by
s_acctbal desc,
n_name,
s_name,
p_partkey;
# Q03
select
l_orderkey,
sum(l_extendedprice * (1 - l_discount)) as revenue,
o_orderdate,
o_shippriority
from
customer,
orders,
lineitem
where
c_mktsegment = '?'
and c_custkey = o_custkey
and l_orderkey = o_orderkey
and o_orderdate < date '?'
and l_shipdate > date '?'
group by
l_orderkey,
o_orderdate,
o_shippriority
order by
revenue desc,
o_orderdate;
# Q04
select
o_orderpriority,
count(*) as order_count
from
orders
where
o_orderdate >= date '?'
and o_orderdate < date '?' + interval '3' month
and exists (
select
*
from
lineitem
where
l_orderkey = o_orderkey
and l_commitdate < l_receiptdate
)
group by
o_orderpriority
order by
o_orderpriority;
# Q05
select
n_name,
sum(l_extendedprice * (1 - l_discount)) as revenue
from
customer,
orders,
lineitem,
supplier,
nation,
region
where
c_custkey = o_custkey
and l_orderkey = o_orderkey
and l_suppkey = s_suppkey
and c_nationkey = s_nationkey
and s_nationkey = n_nationkey
and n_regionkey = r_regionkey
and r_name = '?'
and o_orderdate >= date '?'
and o_orderdate < date '?' + interval '1' year
group by
n_name
order by
revenue desc;
# Q06
select
sum(l_extendedprice * l_discount) as revenue
from
lineitem
where
l_shipdate >= date '?'
and l_shipdate < date '?' + interval '1' year
and l_discount between ? - 0.01 and ? + 0.01
and l_quantity < ?;
# Q07
select
supp_nation,
cust_nation,
l_year,
sum(volume) as revenue
from
(
select
n1.n_name as supp_nation,
n2.n_name as cust_nation,
extract(year from l_shipdate) as l_year,
l_extendedprice * (1 - l_discount) as volume
from
supplier,
lineitem,
orders,
customer,
nation n1,
nation n2
where
s_suppkey = l_suppkey
and o_orderkey = l_orderkey
and c_custkey = o_custkey
and s_nationkey = n1.n_nationkey
and c_nationkey = n2.n_nationkey
and (
(n1.n_name = '?' and n2.n_name = '?')
or (n1.n_name = '?' and n2.n_name = '?')
)
and l_shipdate between date '1995-01-01' and date '1996-12-31'
) as shipping
group by
supp_nation,
cust_nation,
l_year
order by
supp_nation,
cust_nation,
l_year;
# Q08
select
o_year,
sum(case
when nation = '?' then volume
else 0
end) / sum(volume) as mkt_share
from
(
select
extract(year from o_orderdate) as o_year,
l_extendedprice * (1 - l_discount) as volume,
n2.n_name as nation
from
part,
supplier,
lineitem,
orders,
customer,
nation n1,
nation n2,
region
where
p_partkey = l_partkey
and s_suppkey = l_suppkey
and l_orderkey = o_orderkey
and o_custkey = c_custkey
and c_nationkey = n1.n_nationkey
and n1.n_regionkey = r_regionkey
and r_name = '?'
and s_nationkey = n2.n_nationkey
and o_orderdate between date '1995-01-01' and date '1996-12-31'
and p_type = '?'
) as all_nations
group by
o_year
order by
o_year;
# Q09
select
nation,
o_year,
sum(amount) as sum_profit
from
(
select
n_name as nation,
extract(year from o_orderdate) as o_year,
l_extendedprice * (1 - l_discount) - ps_supplycost * l_quantity as amount
from
part,
supplier,
lineitem,
partsupp,
orders,
nation
where
s_suppkey = l_suppkey
and ps_suppkey = l_suppkey
and ps_partkey = l_partkey
and p_partkey = l_partkey
and o_orderkey = l_orderkey
and s_nationkey = n_nationkey
and p_name like '%?%'
) as profit
group by
nation,
o_year
order by
nation,
o_year desc;
# Q10
select
c_custkey,
c_name,
sum(l_extendedprice * (1 - l_discount)) as revenue,
c_acctbal,
n_name,
c_address,
c_phone,
c_comment
from
customer,
orders,
lineitem,
nation
where
c_custkey = o_custkey
and l_orderkey = o_orderkey
and o_orderdate >= date '?'
and o_orderdate < date '?' + interval '3' month
and l_returnflag = 'R'
and c_nationkey = n_nationkey
group by
c_custkey,
c_name,
c_acctbal,
c_phone,
n_name,
c_address,
c_comment
order by
revenue desc;
# Q11
select
ps_partkey,
sum(ps_supplycost * ps_availqty) as value
from
partsupp,
supplier,
nation
where
ps_suppkey = s_suppkey
and s_nationkey = n_nationkey
and n_name = '?'
group by
ps_partkey having
sum(ps_supplycost * ps_availqty) > (
select
sum(ps_supplycost * ps_availqty) * ?
from
partsupp,
supplier,
nation
where
ps_suppkey = s_suppkey
and s_nationkey = n_nationkey
and n_name = '?'
)
order by
value desc;
# Q12
select
l_shipmode,
sum(case
when o_orderpriority = '1-URGENT'
or o_orderpriority = '2-HIGH'
then 1
else 0
end) as high_line_count,
sum(case
when o_orderpriority <> '1-URGENT'
and o_orderpriority <> '2-HIGH'
then 1
else 0
end) as low_line_count
from
orders,
lineitem
where
o_orderkey = l_orderkey
and l_shipmode in (':1', ':2')
and l_commitdate < l_receiptdate
and l_shipdate < l_commitdate
and l_receiptdate >= date ':3'
and l_receiptdate < date ':3' + interval '1' year
group by
l_shipmode
order by
l_shipmode;
# Q13
select
c_count,
count(*) as custdist
from
(
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
) as c_orders (c_custkey, c_count)
group by
c_count
order by
custdist desc,
c_count desc;
# Q14
select
100.00 * sum(case
when p_type like 'PROMO%'
then l_extendedprice * (1 - l_discount)
else 0
end) / sum(l_extendedprice * (1 - l_discount)) as promo_revenue
from
lineitem,
part
where
l_partkey = p_partkey
and l_shipdate >= date ':1'
and l_shipdate < date ':1' + interval '1' month;
# Q15
# create view revenue:s (supplier_no, total_revenue) as
select
l_suppkey,
sum(l_extendedprice * (1 - l_discount))
from
lineitem
where
l_shipdate >= date ':1'
and l_shipdate < date ':1' + interval '3' month
group by
l_suppkey;
# actual query
select
s_suppkey,
s_name,
s_address,
s_phone,
total_revenue
from
supplier,
revenue_s
where
s_suppkey = supplier_no
and total_revenue = (
select
max(total_revenue)
from
revenue_s
)
order by
s_suppkey;
# Q16
select
p_brand,
p_type,
p_size,
count(distinct ps_suppkey) as supplier_cnt
from
partsupp,
part
where
p_partkey = ps_partkey
and p_brand <> ':1'
and p_type not like ':2%'
and p_size in (:3, :4, :5, :6, :7, :8, :9, :10)
and ps_suppkey not in (
select
s_suppkey
from
supplier
where
s_comment like '%Customer%Complaints%'
)
group by
p_brand,
p_type,
p_size
order by
supplier_cnt desc,
p_brand,
p_type,
p_size;
# Q17
select
sum(l_extendedprice) / 7.0 as avg_yearly
from
lineitem,
part
where
p_partkey = l_partkey
and p_brand = ':1'
and p_container = ':2'
and l_quantity < (
select
0.2 * avg(l_quantity)
from
lineitem
where
l_partkey = p_partkey
);
# Q18
select
c_name,
c_custkey,
o_orderkey,
o_orderdate,
o_totalprice,
sum(l_quantity)
from
customer,
orders,
lineitem
where
o_orderkey in (
select
l_orderkey
from
lineitem
group by
l_orderkey having
sum(l_quantity) > :1
)
and c_custkey = o_custkey
and o_orderkey = l_orderkey
group by
c_name,
c_custkey,
o_orderkey,
o_orderdate,
o_totalprice
order by
o_totalprice desc,
o_orderdate;
# Q19
select
sum(l_extendedprice* (1 - l_discount)) as revenue
from
lineitem,
part
where
(
p_partkey = l_partkey
and p_brand = ':1'
and p_container in ('SM CASE', 'SM BOX', 'SM PACK', 'SM PKG')
and l_quantity >= :4 and l_quantity <= :4 + 10
and p_size between 1 and 5
and l_shipmode in ('AIR', 'AIR REG')
and l_shipinstruct = 'DELIVER IN PERSON'
)
or
(
p_partkey = l_partkey
and p_brand = ':2'
and p_container in ('MED BAG', 'MED BOX', 'MED PKG', 'MED PACK')
and l_quantity >= :5 and l_quantity <= :5 + 10
and p_size between 1 and 10
and l_shipmode in ('AIR', 'AIR REG')
and l_shipinstruct = 'DELIVER IN PERSON'
)
or
(
p_partkey = l_partkey
and p_brand = ':3'
and p_container in ('LG CASE', 'LG BOX', 'LG PACK', 'LG PKG')
and l_quantity >= :6 and l_quantity <= :6 + 10
and p_size between 1 and 15
and l_shipmode in ('AIR', 'AIR REG')
and l_shipinstruct = 'DELIVER IN PERSON'
);
# Q20
select
s_name,
s_address
from
supplier,
nation
where
s_suppkey in (
select
ps_suppkey
from
partsupp
where
ps_partkey in (
select
p_partkey
from
part
where
p_name like ':1%'
)
and ps_availqty > (
select
0.5 * sum(l_quantity)
from
lineitem
where
l_partkey = ps_partkey
and l_suppkey = ps_suppkey
and l_shipdate >= date ':2'
and l_shipdate < date ':2' + interval '1' year
)
)
and s_nationkey = n_nationkey
and n_name = ':3'
order by
s_name;
# Q21
select
s_name,
count(*) as numwait
from
supplier,
lineitem l1,
orders,
nation
where
s_suppkey = l1.l_suppkey
and o_orderkey = l1.l_orderkey
and o_orderstatus = 'F'
and l1.l_receiptdate > l1.l_commitdate
and exists (
select
*
from
lineitem l2
where
l2.l_orderkey = l1.l_orderkey
and l2.l_suppkey <> l1.l_suppkey
)
and not exists (
select
*
from
lineitem l3
where
l3.l_orderkey = l1.l_orderkey
and l3.l_suppkey <> l1.l_suppkey
and l3.l_receiptdate > l3.l_commitdate
)
and s_nationkey = n_nationkey
and n_name = ':1'
group by
s_name
order by
numwait desc,
s_name;
# Q22
select
cntrycode,
count(*) as numcust,
sum(c_acctbal) as totacctbal
from
(
select
substring(c_phone from 1 for 2) as cntrycode,
c_acctbal
from
customer
where
substring(c_phone from 1 for 2) in
(':1', ':2', ':3', ':4', ':5', ':6', ':7')
and c_acctbal > (
select
avg(c_acctbal)
from
customer
where
c_acctbal > 0.00
and substring(c_phone from 1 for 2) in
(':1', ':2', ':3', ':4', ':5', ':6', ':7')
)
and not exists (
select
*
from
orders
where
o_custkey = c_custkey
)
) as custsale
group by
cntrycode
order by
cntrycode;