数据库基础：数据分组

一、输入数据

1 alter table T_Employee ADD FSubCompany varchar(20);
2 alter table T_Employee add FDepartment varchar(20);
3 ------------------
4 update T_Employee set FSubCompany='Beijing',FDepartment='Development'
5 where FNumber='DEV001';
6 
7 update T_Employee set FSubCompany='Shenzhen',FDepartment='Development'
8 where FNumber='DEV002';
9 
10 update T_Employee set FSubCompany='Beijing',FDepartment='HR'
11 where FNumber='HR001';
12 
13 update T_Employee set FSubCompany='Beijing',FDepartment='HR'
14 where FNumber='HR002';
15 
16 update T_Employee set FSubCompany='Beijing',FDepartment='IT'
17 where FNumber='IT001';
18 
19 update T_Employee set FSubCompany='Shenzhen',FDepartment='IT'
20 where FNumber='IT002';
21 
22 update T_Employee set FSubCompany='Beijing',FDepartment='Sales'
23 where FNumber='SALES001';
24 
25 update T_Employee set FSubCompany='Beijing',FDepartment='Sales'
26 where FNumber='SALES002';
27 
28 update T_Employee set FSubCompany='Shenzhen',FDepartment='Sales'
29 where FNumber='SALES003';