查询数据

前提条件

• 已根据快速入门，完成了登录数据库。
• 已根据快速入门，完成了加载样本数据集。

操作步骤

1. 在DMS控制台，打开adb_sampledata_tpch库的SQLConsole。步骤如下：
   1. 在页面左侧的数据库实例中，展开已登录实例。
   2. 展开目标实例。
   3. 展开adb_sampledata_tpch库。
   4. 双击publicSchema，进入SQLConsole。
   
2. 在SQLConsole中粘贴以下SQL语句，单击执行。
   说明 以下查询语句示例均来自TPC-H，更多关于TPC-H的说明，请参见TPC-H官网。

   -- 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 <= date '1998-12-01' - interval '93 day'
   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 = 23
       and p_type like '%STEEL'
       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 = 'MACHINERY'
       and c_custkey = o_custkey
       and l_orderkey = o_orderkey
       and o_orderdate < date '1995-03-24'
       and l_shipdate > date '1995-03-24'
   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 >= date '1996-08-01'
       and o_orderdate < date '1996-08-01' + 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;
   
   -- 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 = 'MIDDLE EAST'
       and o_orderdate >= date '1994-01-01'
       and o_orderdate < date '1994-01-01' + interval '1' year
   group by
       n_name
   order by
       revenue desc;
   
   -- Q6
   select
       sum(l_extendedprice * l_discount) as revenue
   from
       lineitem
   where
       l_shipdate >= date '1994-01-01'
       and l_shipdate < date '1994-01-01' + interval '1' year
       and l_discount between 0.06 - 0.01 and 0.06 + 0.01
       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 = 'JORDAN' and n2.n_name = 'INDONESIA')
                   or (n1.n_name = 'INDONESIA' and n2.n_name = 'JORDAN')
               )
               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;
   
   -- Q8
   select
       o_year,
       sum(case
           when nation = 'INDONESIA' 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 = 'ASIA'
               and s_nationkey = n2.n_nationkey
               and o_orderdate between date '1995-01-01' and date '1996-12-31'
               and p_type = 'STANDARD BRUSHED BRASS'
       ) 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 '%chartreuse%'
       ) 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 '1994-08-01'
       and o_orderdate < date '1994-08-01' + 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
   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 = 'INDONESIA'
   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 = 'INDONESIA'
           )
   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 ('REG AIR', 'TRUCK')
       and l_commitdate < l_receiptdate
       and l_shipdate < l_commitdate
       and l_receiptdate >= date '1994-01-01'
       and l_receiptdate < date '1994-01-01' + 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 '%pending%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 '1994-11-01'
       and l_shipdate < date '1994-11-01' + interval '1' month;
   
   -- Q15
   select
       s_suppkey,
       s_name,
       s_address,
       s_phone,
       total_revenue
   from
       supplier,
       revenue0
   where
       s_suppkey = supplier_no
       and total_revenue = (
           select
               max(total_revenue)
           from
               revenue0
       )
   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#44'
       and p_type not like 'SMALL BURNISHED%'
       and p_size in (36, 27, 34, 45, 11, 6, 25, 16)
       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#42'
       and p_container = 'JUMBO PACK'
       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) > 312
       )
       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#43'
           and p_container in ('SM CASE', 'SM BOX', 'SM PACK', 'SM PKG')
           and l_quantity >= 5 and l_quantity <= 5 + 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#45'
           and p_container in ('MED BAG', 'MED BOX', 'MED PKG', 'MED PACK')
           and l_quantity >= 12 and l_quantity <= 12 + 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#11'
           and p_container in ('LG CASE', 'LG BOX', 'LG PACK', 'LG PKG')
           and l_quantity >= 24 and l_quantity <= 24 + 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 'magenta%'
               )
               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 '1996-01-01'
                       and l_shipdate < date '1996-01-01' + interval '1' year
               )
       )
       and s_nationkey = n_nationkey
       and n_name = 'RUSSIA'
   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 = 'MOZAMBIQUE'
   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;

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SQL语法的使用及说明，请参见SQL语法。