You use the BA Db. Cube Dimensions window to view the dimensions that have been set up for a Business Analytics cube.
When you define a cube, you select the tables that you want to analyze. From those tables, you choose measures, that is quantities and amounts, you want to analyze and then you choose the dimensions by which you want to analyze the measures.
Each line in the window contains information about one dimension.
You click the Select Fields button to select more dimensions to add to the list.