This figure shows the TimesTen Grid View region. The grid node is expanded and shows these options: Management Instances, Databases, and Grid Model. The Grid Model option is expanded and shows these options: Hosts, Physical Groups, Database Definitions, Sites, Repositories, Membership Configuration, SQLNet, and TNS Names. The Hosts option is right-clicked and shows these options: New Host, Assign to Data Space Groups, Filter, and Clear Filter. The Assign to Data Space Groups option is selected.