-- Q1
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 <= CAST('1998-09-02' AS date)
GROUP BY
l_returnflag,
l_linestatus
ORDER BY
l_returnflag,
l_linestatus;
-- Q2
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 = 15
AND p_type LIKE '%BRASS'
AND s_nationkey = n_nationkey
AND n_regionkey = r_regionkey
AND r_name = 'EUROPE'
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 = 'EUROPE')
ORDER BY
s_acctbal DESC,
n_name,
s_name,
p_partkey
LIMIT 100;
-- Q3
SELECT
l_orderkey,
sum(l_extendedprice * (1 - l_discount)) AS revenue,
o_orderdate,
o_shippriority
FROM
customer,
orders,
lineitem
WHERE
c_mktsegment = 'BUILDING'
AND c_custkey = o_custkey
AND l_orderkey = o_orderkey
AND o_orderdate < CAST('1995-03-15' AS date)
AND l_shipdate > CAST('1995-03-15' AS date)
GROUP BY
l_orderkey,
o_orderdate,
o_shippriority
ORDER BY
revenue DESC,
o_orderdate
LIMIT 10;
-- Q4
SELECT
o_orderpriority,
count(*) AS order_count
FROM
orders
WHERE
o_orderdate >= CAST('1993-07-01' AS date)
AND o_orderdate < CAST('1993-10-01' AS date)
AND EXISTS (
SELECT
*
FROM
lineitem
WHERE
l_orderkey = o_orderkey
AND l_commitdate < l_receiptdate)
GROUP BY
o_orderpriority
ORDER BY
o_orderpriority;
-- Q5
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 = 'ASIA'
AND o_orderdate >= CAST('1994-01-01' AS date)
AND o_orderdate < CAST('1995-01-01' AS date)
GROUP BY
n_name
ORDER BY
revenue DESC;
-- Q6
SELECT
sum(l_extendedprice * l_discount) AS revenue
FROM
lineitem
WHERE
l_shipdate >= CAST('1994-01-01' AS date)
AND l_shipdate < CAST('1995-01-01' AS date)
AND l_discount BETWEEN 0.05
AND 0.07
AND l_quantity < 24;
-- Q7
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 = 'FRANCE'
AND n2.n_name = 'GERMANY')
OR (n1.n_name = 'GERMANY'
AND n2.n_name = 'FRANCE'))
AND l_shipdate BETWEEN CAST('1995-01-01' AS date)
AND CAST('1996-12-31' AS date)) AS shipping
GROUP BY
supp_nation,
cust_nation,
l_year
ORDER BY
supp_nation,
cust_nation,
l_year;
-- Q8
SELECT
o_year,
sum(
CASE WHEN nation = 'BRAZIL' 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 = 'AMERICA'
AND s_nationkey = n2.n_nationkey
AND o_orderdate BETWEEN CAST('1995-01-01' AS date)
AND CAST('1996-12-31' AS date)
AND p_type = 'ECONOMY ANODIZED STEEL') AS all_nations
GROUP BY
o_year
ORDER BY
o_year;
-- Q9
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 '%green%') 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 >= CAST('1993-10-01' AS date)
AND o_orderdate < CAST('1994-01-01' AS date)
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
LIMIT 20;
-- 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 = 'GERMANY'
GROUP BY
ps_partkey
HAVING
sum(ps_supplycost * ps_availqty) > (
SELECT
sum(ps_supplycost * ps_availqty) * 0.0001000000
FROM
partsupp,
supplier,
nation
WHERE
ps_suppkey = s_suppkey
AND s_nationkey = n_nationkey
AND n_name = 'GERMANY')
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 ('MAIL', 'SHIP')
AND l_commitdate < l_receiptdate
AND l_shipdate < l_commitdate
AND l_receiptdate >= CAST('1994-01-01' AS date)
AND l_receiptdate < CAST('1995-01-01' AS date)
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 '%special%requests%'
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 '1995-09-01'
AND l_shipdate < CAST('1995-10-01' AS date);
-- Q15
SELECT
s_suppkey,
s_name,
s_address,
s_phone,
total_revenue
FROM
supplier,
(
SELECT
l_suppkey AS supplier_no,
sum(l_extendedprice * (1 - l_discount)) AS total_revenue
FROM
lineitem
WHERE
l_shipdate >= CAST('1996-01-01' AS date)
AND l_shipdate < CAST('1996-04-01' AS date)
GROUP BY
supplier_no) revenue0
WHERE
s_suppkey = supplier_no
AND total_revenue = (
SELECT
max(total_revenue)
FROM (
SELECT
l_suppkey AS supplier_no,
sum(l_extendedprice * (1 - l_discount)) AS total_revenue
FROM
lineitem
WHERE
l_shipdate >= CAST('1996-01-01' AS date)
AND l_shipdate < CAST('1996-04-01' AS date)
GROUP BY
supplier_no) revenue1)
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 <> 'Brand#45'
AND p_type NOT LIKE 'MEDIUM POLISHED%'
AND p_size IN (49, 14, 23, 45, 19, 3, 36, 9)
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 = 'Brand#23'
AND p_container = 'MED BOX'
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) > 300)
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
LIMIT 100;
-- Q19
SELECT
sum(l_extendedprice * (1 - l_discount)) AS revenue
FROM
lineitem,
part
WHERE (p_partkey = l_partkey
AND p_brand = 'Brand#12'
AND p_container IN ('SM CASE', 'SM BOX', 'SM PACK', 'SM PKG')
AND l_quantity >= 1
AND l_quantity <= 1 + 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 = 'Brand#23'
AND p_container IN ('MED BAG', 'MED BOX', 'MED PKG', 'MED PACK')
AND l_quantity >= 10
AND l_quantity <= 10 + 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 = 'Brand#34'
AND p_container IN ('LG CASE', 'LG BOX', 'LG PACK', 'LG PKG')
AND l_quantity >= 20
AND l_quantity <= 20 + 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 'forest%')
AND ps_availqty > (
SELECT
0.5 * sum(l_quantity)
FROM
lineitem
WHERE
l_partkey = ps_partkey
AND l_suppkey = ps_suppkey
AND l_shipdate >= CAST('1994-01-01' AS date)
AND l_shipdate < CAST('1995-01-01' AS date)))
AND s_nationkey = n_nationkey
AND n_name = 'CANADA'
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 = 'SAUDI ARABIA'
GROUP BY
s_name
ORDER BY
numwait DESC,
s_name
LIMIT 100;
-- 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 ('13', '31', '23', '29', '30', '18', '17')
AND c_acctbal > (
SELECT
avg(c_acctbal)
FROM
customer
WHERE
c_acctbal > 0.00
AND substring(c_phone FROM 1 FOR 2) IN ('13', '31', '23', '29', '30', '18', '17'))
AND NOT EXISTS (
SELECT
*
FROM
orders
WHERE
o_custkey = c_custkey)) AS custsale
GROUP BY
cntrycode
ORDER BY
cntrycode;