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學習DB2數據庫必須掌握的五十四條常用語句

來源:互聯網  2008-06-01 03:23:21  評論

DB2數據庫常用的五十四條語句:

1、查找員工的編號、姓名、部門和出生日期,如果出生日期爲空值,顯示日期不詳,並按部門排序輸出,日期格式爲yyyy-mm-dd

select emp_no,emp_name,dept,isnull(convert(char(10),birthday,120),'日期不詳') birthday

from employee

order by dept

2、查找與喻自強在同一個單位的員工姓名、性別、部門和職稱

select emp_no,emp_name,dept,title

from employee

where emp_name<>'喻自強' and dept in

(select dept from employee

where emp_name='喻自強')

3、按部門進行彙總,統計每個部門的總工資

select dept,sum(salary)

from employee

group by dept

4、查找商品名稱爲14寸顯示器商品的銷售情況,顯示該商品的編號、銷售數量、單價和金額

select a.prod_id,qty,unit_price,unit_price*qty totprice

from sale_item a,product b

where a.prod_id=b.prod_id and prod_name='14寸顯示器'

5、在銷售明細表中按産品編號進行彙總,統計每種産品的銷售數量和金額

select prod_id,sum(qty) totqty,sum(qty*unit_price) totprice

from sale_item

group by prod_id

6、使用convert函數按客戶編號統計每個客戶1996年的訂單總金額

select cust_id,sum(tot_amt) totprice

from sales

where convert(char(4),order_date,120)='1996'

group by cust_id

7、查找有銷售記錄的客戶編號、名稱和訂單總額

select a.cust_id,cust_name,sum(tot_amt) totprice

from customer a,sales b

where a.cust_id=b.cust_id

group by a.cust_id,cust_name

8、查找在1997年中有銷售記錄的客戶編號、名稱和訂單總額

select a.cust_id,cust_name,sum(tot_amt) totprice

from customer a,sales b

where a.cust_id=b.cust_id and convert(char(4),order_date,120)='1997'

group by a.cust_id,cust_name

9、查找一次銷售最大的銷售記錄

select order_no,cust_id,sale_id,tot_amt

from sales

where tot_amt=

(select max(tot_amt)

from sales)

10、查找至少有3次銷售的業務員名單和銷售日期

select emp_name,order_date

from employee a,sales b

where emp_no=sale_id and a.emp_no in

(select sale_id

from sales

group by sale_id

having count(*)>=3)

order by emp_name

11、用存在量詞查找沒有訂貨記錄的客戶名稱

select cust_name

from customer a

where not exists

(select *

from sales b

where a.cust_id=b.cust_id)

12、使用左外連接查找每個客戶的客戶編號、名稱、訂貨日期、訂單金額訂貨日期不要顯示時間,日期格式爲yyyy-mm-dd按客戶編號排序,同一客戶再按訂單降序排序輸出

select a.cust_id,cust_name,convert(char(10),order_date,120),tot_amt

from customer a left outer join sales b on a.cust_id=b.cust_id

order by a.cust_id,tot_amt desc

13、查找16M DRAM的銷售情況,要求顯示相應的銷售員的姓名、性別,銷售日期、銷售數量和金額,其中性別用男、女表示

select emp_name 姓名, 性別= case a.sex when 'm' then '男'

when 'f' then '女'

else '未'

end,

銷售日期= isnull(convert(char(10),c.order_date,120),'日期不詳'),

qty 數量, qty*unit_price as 金額

from employee a, sales b, sale_item c,product d

where d.prod_name='16M DRAM' and d.prod_id=c.prod_id and

a.emp_no=b.sale_id and b.order_no=c.order_no

14、查找每個人的銷售記錄,要求顯示銷售員的編號、姓名、性別、産品名稱、數量、單價、金額和銷售日期

select emp_no 編號,emp_name 姓名, 性別= case a.sex when 'm' then '男'

when 'f' then '女'

else '未'

end,

prod_name 産品名稱,銷售日期= isnull(convert(char(10),c.order_date,120),'日期不詳'),

qty 數量, qty*unit_price as 金額

from employee a left outer join sales b on a.emp_no=b.sale_id , sale_item c,product d

where d.prod_id=c.prod_id and b.order_no=c.order_no

15、查找銷售金額最大的客戶名稱和總貨款

select cust_name,d.cust_sum

from customer a,

(select cust_id,cust_sum

from (select cust_id, sum(tot_amt) as cust_sum

from sales

group by cust_id ) b

where b.cust_sum =

( select max(cust_sum)

from (select cust_id, sum(tot_amt) as cust_sum

from sales

group by cust_id ) c )

) d

where a.cust_id=d.cust_id

16、查找銷售總額少于1000元的銷售員編號、姓名和銷售額

select emp_no,emp_name,d.sale_sum

from employee a,

(select sale_id,sale_sum

from (select sale_id, sum(tot_amt) as sale_sum

from sales

group by sale_id ) b

where b.sale_sum <1000

) d

where a.emp_no=d.sale_id

17、查找至少銷售了3種商品的客戶編號、客戶名稱、商品編號、商品名稱、數量和金額

select a.cust_id,cust_name,b.prod_id,prod_name,d.qty,d.qty*d.unit_price

from customer a, product b, sales c, sale_item d

where a.cust_id=c.cust_id and d.prod_id=b.prod_id and

c.order_no=d.order_no and a.cust_id in (

select cust_id

from (select cust_id,count(distinct prod_id) prodid

from (select cust_id,prod_id

from sales e,sale_item f

where e.order_no=f.order_no) g

group by cust_id

having count(distinct prod_id)>=3) h )

18、查找至少與世界技術開發公司銷售相同的客戶編號、名稱和商品編號、商品名稱、數量和金額

select a.cust_id,cust_name,d.prod_id,prod_name,qty,qty*unit_price

from customer a, product b, sales c, sale_item d

where a.cust_id=c.cust_id and d.prod_id=b.prod_id and

c.order_no=d.order_no and not exists

(select f.*

from customer x ,sales e, sale_item f

where cust_name='世界技術開發公司' and x.cust_id=e.cust_id and

e.order_no=f.order_no and not exists

( select g.*

from sale_item g, sales h

where g.prod_id = f.prod_id and g.order_no=h.order_no and

h.cust_id=a.cust_id)

)

19、查找表中所有姓劉的職工的工號,部門,薪水

select emp_no,emp_name,dept,salary

from employee

where emp_name like '劉%'

20、查找所有定單金額高于2000的所有客戶編號

select cust_id

from sales

where tot_amt>2000

21、統計表中員工的薪水在4000-6000之間的人數

select count(*)as 人數

from employee

where salary between 4000 and 6000

22、查詢表中的同一部門的職工的平均工資,但只查詢"住址"是"上海市"的員工

select avg(salary) avg_sal,dept

from employee

where addr like '上海市%'

group by dept

23、將表中住址爲"上海市"的員工住址改爲"北京市"

update employee

set addr like '北京市'

where addr like '上海市'

24、查找業務部或會計部的女員工的基本信息

select emp_no,emp_name,dept

from employee

where sex='F'and dept in ('業務','會計')

25、顯示每種産品的銷售金額總和,並依銷售金額由大到小輸出

select prod_id ,sum(qty*unit_price)

from sale_item

group by prod_id

order by sum(qty*unit_price) desc

26、選取編號界于'C0001'和'C0004'的客戶編號、客戶名稱、客戶地址

select CUST_ID,cust_name,addr

from customer

where cust_id between 'C0001' AND 'C0004'

27、計算出一共銷售了幾種産品

select count(distinct prod_id) as '共銷售産品數'

from sale_item

28、將業務部員工的薪水上調3%

update employee

set salary=salary*1.03

where dept='業務'

29、由employee表中查找出薪水最低的員工信息

select *

from employee

where salary=

(select min(salary )

from employee )

30、使用join查詢客戶姓名爲"客戶丙"所購貨物的"客戶名稱","定單金額","定貨日期","電話號碼"

select a.cust_id,b.tot_amt,b.order_date,a.tel_no

from customer a join sales b

on a.cust_id=b.cust_id and cust_name like '客戶丙'

31、由sales表中查找出訂單金額大于"E0013業務員在1996/10/15這天所接每一張訂單的金額"的所有訂單

select *

from sales

where tot_amt>all

(select tot_amt

from sales

where sale_id='E0013'and order_date='1996/10/15')

order by tot_amt

32、計算'P0001'産品的平均銷售單價

select avg(unit_price)

from sale_item

where prod_id='P0001'

33、找出公司女員工所接的定單

select sale_id,tot_amt

from sales

where sale_id in

(select sale_id from employee

where sex='F')

34、找出同一天進入公司服務的員工

select a.emp_no,a.emp_name,a.date_hired

from employee a

join employee b

on (a.emp_no!=b.emp_no and a.date_hired=b.date_hired)

order by a.date_hired

35、找出目前業績超過232000元的員工編號和姓名

select emp_no,emp_name

from employee

where emp_no in

(select sale_id

from sales

group by sale_id

having sum(tot_amt)<232000)

36、查詢出employee表中所有女職工的平均工資和住址在"上海市"的所有女職工的平均工資

select avg(salary)

from employee

where sex like 'f'

union

select avg(salary)

from employee

where sex like 'f' and addr like '上海市%'

37、在employee表中查詢薪水超過員工平均薪水的員工信息

Select *

from employee

where salary>( select avg(salary)

from employee)

38、 找出目前銷售業績超過10000元的業務員編號及銷售業績,並按銷售業績從大到小排序

Select sale_id ,sum(tot_amt)

from sales

group by sale_id

having sum(tot_amt)>10000

order by sum(tot_amt) desc

39、 找出公司男業務員所接且訂單金額超過2000元的訂單號及訂單金額

Select order_no,tot_amt

From sales ,employee

Where sale_id=emp_no and sex='M' and tot_amt>2000

40、 查詢sales表中訂單金額最高的訂單號及訂單金額

Select order_no,tot_amt from sales

where tot_amt=(select max(tot_amt) from sales)

41、 查詢在每張訂單中訂購金額超過4000元的客戶名及其地址

Select cust_name,addr from customer a,sales b

where a.cust_id=b.cust_id and tot_amt>4000

42、 求出每位客戶的總訂購金額,顯示出客戶號及總訂購金額,並按總訂購金額降序排列

Select cust_id,sum(tot_amt) from sales

Group by cust_id

Order by sum(tot_amt) desc

43、 求每位客戶訂購的每種産品的總數量及平均單價,並按客戶號,産品號從小到大排列

Select cust_id,prod_id,sum(qty),sum(qty*unit_price)/sum(qty)

From sales a, sale_item b

Where a.order_no=b.order_no

Group by cust_id,prod_id

Order by cust_id,prod_id

44、 查詢訂購了三種以上産品的訂單號

Select order_no

from sale_item

Group by order_no

Having count(*)>3

45、 查詢訂購的産品至少包含了訂單3號中所訂購産品的訂單

Select distinct order_no

From sale_item a

Where order_no<>'3'and not exists (

Select * from sale_item b where order_no ='3' and not exists

(select * from sale_item c where c.order_no=a.order_no and c.prod_id=b.prod_id))

46、 在sales表中查找出訂單金額大于"E0013業務員在1996/11/10這天所接每一張訂單的金額"的所有訂單,並顯示承接這些訂單的業務員和該訂單的金額

Select sale_id,tot_amt from sales

where tot_amt>all(select tot_amt

from sales

where sale_id='E0013' and order_date='1996-11-10')

47、 查詢末承接業務的員工的信息

Select *

From employee a

Where not exists

(select * from sales b where a.emp_no=b.sale_id)

48、 查詢來自上海市的客戶的姓名,電話、訂單號及訂單金額

Select cust_name,tel_no,order_no,tot_amt

From customer a ,sales b

Where a.cust_id=b.cust_id and addr='上海市'

49、 查詢每位業務員各個月的業績,並按業務員編號、月份降序排序

Select sale_id,month(order_date), sum(tot_amt)

from sales

group by sale_id,month(order_date)

order by sale_id,month(order_date) desc

50、 求每種産品的總銷售數量及總銷售金額,要求顯示出産品編號、産品名稱,總數量及總金額,並按産品號從小到大排列

Select a.prod_id,prod_name,sum(qty),sum(qty*unit_price)

From sale_item a,product b

Where a.prod_id=b.prod_id

Group by a.prod_id,prod_name

Order by a.prod_id

51、 查詢總訂購金額超過'C0002'客戶的總訂購金額的客戶號,客戶名及其住址

Select cust_id, cust_name,addr

From customer

Where cust_id in (select cust_id from sales

Group by cust_id

Having sum(tot_amt)>

(Select sum(tot_amt) from sales where cust_id='C0002'))

52、 查詢業績最好的的業務員號、業務員名及其總銷售金額

select emp_no,emp_name,sum(tot_amt)

from employee a,sales b

where a.emp_no=b.sale_id

group by emp_no,emp_name

having sum(tot_amt)=

(select max(totamt)

from (select sale_id,sum(tot_amt) totamt

from sales

group by sale_id) c)

53、 查詢每位客戶所訂購的每種産品的詳細清單,要求顯示出客戶號,客戶名,産品號,産品名,數量及單價

select a.cust_id, cust_name,c.prod_id,prod_name,qty, unit_price

from customer a,sales b, sale_item c ,product d

where a.cust_id=b.cust_id and b.order_no=c.order_no and c.prod_id=d.prod_id

54、 求各部門的平均薪水,要求按平均薪水從小到大排序

select dept,avg(salary)

from employee

group by dept

order by avg(salary)

DB2數據庫常用的五十四條語句: 1、查找員工的編號、姓名、部門和出生日期,如果出生日期爲空值,顯示日期不詳,並按部門排序輸出,日期格式爲yyyy-mm-dd select emp_no,emp_name,dept,isnull(convert(char(10),birthday,120),'日期不詳') birthday from employee order by dept 2、查找與喻自強在同一個單位的員工姓名、性別、部門和職稱 select emp_no,emp_name,dept,title from employee where emp_name<>'喻自強' and dept in (select dept from employee where emp_name='喻自強') 3、按部門進行彙總,統計每個部門的總工資 select dept,sum(salary) from employee group by dept 4、查找商品名稱爲14寸顯示器商品的銷售情況,顯示該商品的編號、銷售數量、單價和金額 select a.prod_id,qty,unit_price,unit_price*qty totprice from sale_item a,product b where a.prod_id=b.prod_id and prod_name='14寸顯示器' 5、在銷售明細表中按産品編號進行彙總,統計每種産品的銷售數量和金額 select prod_id,sum(qty) totqty,sum(qty*unit_price) totprice from sale_item group by prod_id 6、使用convert函數按客戶編號統計每個客戶1996年的訂單總金額 select cust_id,sum(tot_amt) totprice from sales where convert(char(4),order_date,120)='1996' group by cust_id 7、查找有銷售記錄的客戶編號、名稱和訂單總額 select a.cust_id,cust_name,sum(tot_amt) totprice from customer a,sales b where a.cust_id=b.cust_id group by a.cust_id,cust_name 8、查找在1997年中有銷售記錄的客戶編號、名稱和訂單總額 select a.cust_id,cust_name,sum(tot_amt) totprice from customer a,sales b where a.cust_id=b.cust_id and convert(char(4),order_date,120)='1997' group by a.cust_id,cust_name 9、查找一次銷售最大的銷售記錄 select order_no,cust_id,sale_id,tot_amt from sales where tot_amt= (select max(tot_amt) from sales) 10、查找至少有3次銷售的業務員名單和銷售日期 select emp_name,order_date from employee a,sales b where emp_no=sale_id and a.emp_no in (select sale_id from sales group by sale_id having count(*)>=3) order by emp_name 11、用存在量詞查找沒有訂貨記錄的客戶名稱 select cust_name from customer a where not exists (select * from sales b where a.cust_id=b.cust_id) 12、使用左外連接查找每個客戶的客戶編號、名稱、訂貨日期、訂單金額訂貨日期不要顯示時間,日期格式爲yyyy-mm-dd按客戶編號排序,同一客戶再按訂單降序排序輸出 select a.cust_id,cust_name,convert(char(10),order_date,120),tot_amt from customer a left outer join sales b on a.cust_id=b.cust_id order by a.cust_id,tot_amt desc 13、查找16M DRAM的銷售情況,要求顯示相應的銷售員的姓名、性別,銷售日期、銷售數量和金額,其中性別用男、女表示 select emp_name 姓名, 性別= case a.sex when 'm' then '男' when 'f' then '女' else '未' end, 銷售日期= isnull(convert(char(10),c.order_date,120),'日期不詳'), qty 數量, qty*unit_price as 金額 from employee a, sales b, sale_item c,product d where d.prod_name='16M DRAM' and d.prod_id=c.prod_id and a.emp_no=b.sale_id and b.order_no=c.order_no 14、查找每個人的銷售記錄,要求顯示銷售員的編號、姓名、性別、産品名稱、數量、單價、金額和銷售日期 select emp_no 編號,emp_name 姓名, 性別= case a.sex when 'm' then '男' when 'f' then '女' else '未' end, prod_name 産品名稱,銷售日期= isnull(convert(char(10),c.order_date,120),'日期不詳'), qty 數量, qty*unit_price as 金額 from employee a left outer join sales b on a.emp_no=b.sale_id , sale_item c,product d where d.prod_id=c.prod_id and b.order_no=c.order_no 15、查找銷售金額最大的客戶名稱和總貨款 select cust_name,d.cust_sum from customer a, (select cust_id,cust_sum from (select cust_id, sum(tot_amt) as cust_sum from sales group by cust_id ) b where b.cust_sum = ( select max(cust_sum) from (select cust_id, sum(tot_amt) as cust_sum from sales group by cust_id ) c ) ) d where a.cust_id=d.cust_id 16、查找銷售總額少于1000元的銷售員編號、姓名和銷售額 select emp_no,emp_name,d.sale_sum from employee a, (select sale_id,sale_sum from (select sale_id, sum(tot_amt) as sale_sum from sales group by sale_id ) b where b.sale_sum <1000 ) d where a.emp_no=d.sale_id 17、查找至少銷售了3種商品的客戶編號、客戶名稱、商品編號、商品名稱、數量和金額 select a.cust_id,cust_name,b.prod_id,prod_name,d.qty,d.qty*d.unit_price from customer a, product b, sales c, sale_item d where a.cust_id=c.cust_id and d.prod_id=b.prod_id and c.order_no=d.order_no and a.cust_id in ( select cust_id from (select cust_id,count(distinct prod_id) prodid from (select cust_id,prod_id from sales e,sale_item f where e.order_no=f.order_no) g group by cust_id having count(distinct prod_id)>=3) h ) 18、查找至少與世界技術開發公司銷售相同的客戶編號、名稱和商品編號、商品名稱、數量和金額 select a.cust_id,cust_name,d.prod_id,prod_name,qty,qty*unit_price from customer a, product b, sales c, sale_item d where a.cust_id=c.cust_id and d.prod_id=b.prod_id and c.order_no=d.order_no and not exists (select f.* from customer x ,sales e, sale_item f where cust_name='世界技術開發公司' and x.cust_id=e.cust_id and e.order_no=f.order_no and not exists ( select g.* from sale_item g, sales h where g.prod_id = f.prod_id and g.order_no=h.order_no and h.cust_id=a.cust_id) ) 19、查找表中所有姓劉的職工的工號,部門,薪水 select emp_no,emp_name,dept,salary from employee where emp_name like '劉%' 20、查找所有定單金額高于2000的所有客戶編號 select cust_id from sales where tot_amt>2000 21、統計表中員工的薪水在4000-6000之間的人數 select count(*)as 人數 from employee where salary between 4000 and 6000 22、查詢表中的同一部門的職工的平均工資,但只查詢"住址"是"上海市"的員工 select avg(salary) avg_sal,dept from employee where addr like '上海市%' group by dept 23、將表中住址爲"上海市"的員工住址改爲"北京市" update employee set addr like '北京市' where addr like '上海市' 24、查找業務部或會計部的女員工的基本信息 select emp_no,emp_name,dept from employee where sex='F'and dept in ('業務','會計') 25、顯示每種産品的銷售金額總和,並依銷售金額由大到小輸出 select prod_id ,sum(qty*unit_price) from sale_item group by prod_id order by sum(qty*unit_price) desc 26、選取編號界于'C0001'和'C0004'的客戶編號、客戶名稱、客戶地址 select CUST_ID,cust_name,addr from customer where cust_id between 'C0001' AND 'C0004' 27、計算出一共銷售了幾種産品 select count(distinct prod_id) as '共銷售産品數' from sale_item 28、將業務部員工的薪水上調3% update employee set salary=salary*1.03 where dept='業務' 29、由employee表中查找出薪水最低的員工信息 select * from employee where salary= (select min(salary ) from employee ) 30、使用join查詢客戶姓名爲"客戶丙"所購貨物的"客戶名稱","定單金額","定貨日期","電話號碼" select a.cust_id,b.tot_amt,b.order_date,a.tel_no from customer a join sales b on a.cust_id=b.cust_id and cust_name like '客戶丙' 31、由sales表中查找出訂單金額大于"E0013業務員在1996/10/15這天所接每一張訂單的金額"的所有訂單 select * from sales where tot_amt>all (select tot_amt from sales where sale_id='E0013'and order_date='1996/10/15') order by tot_amt 32、計算'P0001'産品的平均銷售單價 select avg(unit_price) from sale_item where prod_id='P0001' 33、找出公司女員工所接的定單 select sale_id,tot_amt from sales where sale_id in (select sale_id from employee where sex='F') 34、找出同一天進入公司服務的員工 select a.emp_no,a.emp_name,a.date_hired from employee a join employee b on (a.emp_no!=b.emp_no and a.date_hired=b.date_hired) order by a.date_hired 35、找出目前業績超過232000元的員工編號和姓名 select emp_no,emp_name from employee where emp_no in (select sale_id from sales group by sale_id having sum(tot_amt)<232000) 36、查詢出employee表中所有女職工的平均工資和住址在"上海市"的所有女職工的平均工資 select avg(salary) from employee where sex like 'f' union select avg(salary) from employee where sex like 'f' and addr like '上海市%' 37、在employee表中查詢薪水超過員工平均薪水的員工信息 Select * from employee where salary>( select avg(salary) from employee) 38、 找出目前銷售業績超過10000元的業務員編號及銷售業績,並按銷售業績從大到小排序 Select sale_id ,sum(tot_amt) from sales group by sale_id having sum(tot_amt)>10000 order by sum(tot_amt) desc 39、 找出公司男業務員所接且訂單金額超過2000元的訂單號及訂單金額 Select order_no,tot_amt From sales ,employee Where sale_id=emp_no and sex='M' and tot_amt>2000 40、 查詢sales表中訂單金額最高的訂單號及訂單金額 Select order_no,tot_amt from sales where tot_amt=(select max(tot_amt) from sales) 41、 查詢在每張訂單中訂購金額超過4000元的客戶名及其地址 Select cust_name,addr from customer a,sales b where a.cust_id=b.cust_id and tot_amt>4000 42、 求出每位客戶的總訂購金額,顯示出客戶號及總訂購金額,並按總訂購金額降序排列 Select cust_id,sum(tot_amt) from sales Group by cust_id Order by sum(tot_amt) desc 43、 求每位客戶訂購的每種産品的總數量及平均單價,並按客戶號,産品號從小到大排列 Select cust_id,prod_id,sum(qty),sum(qty*unit_price)/sum(qty) From sales a, sale_item b Where a.order_no=b.order_no Group by cust_id,prod_id Order by cust_id,prod_id 44、 查詢訂購了三種以上産品的訂單號 Select order_no from sale_item Group by order_no Having count(*)>3 45、 查詢訂購的産品至少包含了訂單3號中所訂購産品的訂單 Select distinct order_no From sale_item a Where order_no<>'3'and not exists ( Select * from sale_item b where order_no ='3' and not exists (select * from sale_item c where c.order_no=a.order_no and c.prod_id=b.prod_id)) 46、 在sales表中查找出訂單金額大于"E0013業務員在1996/11/10這天所接每一張訂單的金額"的所有訂單,並顯示承接這些訂單的業務員和該訂單的金額 Select sale_id,tot_amt from sales where tot_amt>all(select tot_amt from sales where sale_id='E0013' and order_date='1996-11-10') 47、 查詢末承接業務的員工的信息 Select * From employee a Where not exists (select * from sales b where a.emp_no=b.sale_id) 48、 查詢來自上海市的客戶的姓名,電話、訂單號及訂單金額 Select cust_name,tel_no,order_no,tot_amt From customer a ,sales b Where a.cust_id=b.cust_id and addr='上海市' 49、 查詢每位業務員各個月的業績,並按業務員編號、月份降序排序 Select sale_id,month(order_date), sum(tot_amt) from sales group by sale_id,month(order_date) order by sale_id,month(order_date) desc 50、 求每種産品的總銷售數量及總銷售金額,要求顯示出産品編號、産品名稱,總數量及總金額,並按産品號從小到大排列 Select a.prod_id,prod_name,sum(qty),sum(qty*unit_price) From sale_item a,product b Where a.prod_id=b.prod_id Group by a.prod_id,prod_name Order by a.prod_id 51、 查詢總訂購金額超過'C0002'客戶的總訂購金額的客戶號,客戶名及其住址 Select cust_id, cust_name,addr From customer Where cust_id in (select cust_id from sales Group by cust_id Having sum(tot_amt)> (Select sum(tot_amt) from sales where cust_id='C0002')) 52、 查詢業績最好的的業務員號、業務員名及其總銷售金額 select emp_no,emp_name,sum(tot_amt) from employee a,sales b where a.emp_no=b.sale_id group by emp_no,emp_name having sum(tot_amt)= (select max(totamt) from (select sale_id,sum(tot_amt) totamt from sales group by sale_id) c) 53、 查詢每位客戶所訂購的每種産品的詳細清單,要求顯示出客戶號,客戶名,産品號,産品名,數量及單價 select a.cust_id, cust_name,c.prod_id,prod_name,qty, unit_price from customer a,sales b, sale_item c ,product d where a.cust_id=b.cust_id and b.order_no=c.order_no and c.prod_id=d.prod_id 54、 求各部門的平均薪水,要求按平均薪水從小到大排序 select dept,avg(salary) from employee group by dept order by avg(salary)
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