Set database options
In the Database Options section of the Administration Console, set the project and stream options for your base database to allow the use of only projects, only streams, or both.
To set up project/stream options, you need the Update Database Options privilege.
To set the project/stream options:
In the Administration Console, go to Database Management > Database options.
In the Database Options navigation pane, select the Project/Stream Options node.
On the toolbar, click Edit.
In the Edit Project/Streams Options dialog box, select one of the options:
Database option Description Both projects and streams are active Users can create and work with both streams and projects and perform operations on the items contained within them. Only projects are active Users can only create projects and perform operations available for projects. Any streams previously created in the database are not visible. Only streams are active Users can only create streams and perform operations available for streams. Any projects previously created in the database are not visible.