Adding a hierarchy You can add a hierarchy to an existing dimension. Select Dashboards > OLAP > Edit Database. In the Database Structure widget, select the database to administer. Select the dimension to which to add a hierarchy and click Hierarchies. Click New Hierarchy. Specify a name for the hierarchy. The name is automatically used as the caption of the hierarchy. Optionally, specify a different caption for the hierarchy. Optionally, specify a description of the hierarchy. Click Add.