You use this DBM command when you start a new database instance for the first time and thereby create the database system administrator.

We recommend that you use upper-case letters for the user name and password.

Do not enter the character string SYSDBA as the user name because this is a reserved SQL keyword.

See: Conventions for User Names and Passwords.

You also use this command to initialize a database instance. This deletes the catalog information and the application data in the database instance. The database parameters remain unaffected by this.

See also:

Database Administration Tutorial,

Creating and Configuring a Database Instance

Copying the Parameter File from Another Database Instance

Copying a Parameter File from a Data Backup

Concepts of the Database System, Creating and Configuring a Database Instance


You have the server authorization AccessUtility.

?     The database instance is in the ADMIN operational state.


db_activate <sysdba_user>,<sysdba_user_password>



In the event of errors, see Reply Format