Using models of type Matrix model you can show existing connections between objects in a table.
Prerequisite
Procedure (quick video)
You have added a new object to the matrix model.
Tip
If symbol types are already specified, click a row or column header, press F2, select the object type using the arrow keys, press Return and enter a name for the object and press Return. Leave the row or column header using the arrow keys and press F2 to add the next object to the matrix.