DB2创建用户是很常见的操作，下面就为您详细介绍DB2创建用户的方法，如果您在DB2创建用户方面遇到过类似的问题，不妨一看。

1.创建实例用户
mkdir /db2/db2test 创建实例用户目录
smitty user
选择Add a User
* User NAME                                          [db2test]                                                            
User ID                                                   []                                                                   
ADMINISTRATIVE USER?                       false                                                              
Primary GROUP                                     [db2iadm1]                                                          
Group SET                                           [staff]                                                             
ADMINISTRATIVE GROUPS                   []                                                                  
ROLES                                                         []                                                                  
Another user can SU TO USER?            true                                                               
SU GROUPS                                          [ALL]                                                               
HOME directory                                     [/db2/db2test]
Initial PROGRAM                                    [/usr/bin/ksh]

2.创建实例 DB2_install=/usr/opt/db2_08_01/instance
./db2icrt -u db2test db2test

3.创建数据库
su - db2test
db2start     #此处不执行启动实例将报:SQL1032N No start database manager command was issued. SQLSTATE=57019
db2 create db db2test

4.删除数据库
db2 drop db db2test
db2stop

5.删除实例
cd DB2_install
./db2idrop -f db2test # -f参数一定要添加否则删除完了会报错！

6.删除用户
smitty user
选择Remove a User
* User NAME                                          [db2test]                                                           +
Remove AUTHENTICATION information?                  yes     

删除用户目录
rm -rf db2test
 

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