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A system administrator's account is created when the DB2 database is installed on Windows , and the default is Db2admin. There will also be two user groups Db2admns and db2users in the "Local Users and Groups" group of the operating system, and the resulting db2admin account will be added to the operating system account and added to the two groups, and if your operating system account does not add another domain, The next time the computer starts, you will be logged in by default with the Db2admin account.
The Add user step is as follows: one: Right-click on my Computer, or open the Manage menu item by clicking Manage or opening the "Computer Management" console from the Control Panel. Two: Select "Local Users and Groups", add a user, for example: Username Chenjialin password 123. Tick "User must change password at next logon" and tick "Password never expires" option. Three: Add user Chenjialin to user group Db2admns and db2users. Four: In the object tree in the left panel of Control Center, expand all Databases > EXPRESS > User and Group Objects > database users, right-click to select Create, select User "Chenjialin" in the popup dialog box, Check the permissions on it and click OK. or perform
SQL"GRANT dbadm,createtab,bindadd,connect,create_not_fenced_routine,implicit_schema,load,
Create_external_routine,quiesce_connect,secadm on DATABASE to USER Chenjialin; " Note, however, that users who create users have large enough permissions, such as Db2admin.
Windows DB2 Add User rights