To Add Columns to the Model Tree
1. Click the arrow next to
![](../../dma/direct_modeling/images/show_options.png)
on the Model Tree. Click
Tree Columns in the list. The
Model Tree Columns dialog box opens.
2. In the Type list, select a type and a subtype.
For example,
◦ For the default selected Info type, select Occurrence Name as a subtype.
◦ For the Model Params type, select DESCRIPTION or MODELED_BY as a subtype.
3. Click
![](../../dma/direct_modeling/images/arrow_right.png)
to add to or
![](../../dma/direct_modeling/images/arrow_left.png)
to remove from the
Displayed list.
4. Click Apply > OK.
| Click ![](../../dma/direct_modeling/images/tree_column_show.png) to show or hide the Model Tree columns. This option is available only when you add columns to the Model Tree. |