Diagrams
for Windows and Linux
for macOS
Ctrl+Alt+S 
Use this page to configure the default visibility settings and layout for diagrams.
Content pane
Select the checkboxes next to the elements to be shown on diagrams.
| Item | Description |
|---|---|
| Show Difference | |
| Details | If this checkbox is selected, all the specified details of the elements will be shown in the UML class diagram for a revision. If this checkbox is not selected, only node elements will be included in diagram. |
| DB Diagrams | |
| Key columns | For the primary key columns to be shown when a diagram opens, select this checkbox. When viewing a diagram in the editor, use |
| Columns | For the columns other than the primary key columns to be shown when a diagram opens, select this checkbox. When viewing a diagram in the editor, use |
| Ruby Class Diagram | |
| Class Elements | Select the checkboxes below to show members within the node elements.  In diagram, use toolbar buttons |
| Rails Model Dependency Diagram | |
| Element | Select the checkboxes below to show members within the node elements. In diagram, use toolbar buttons |
on the toolbar to show or hide the corresponding columns.
on the toolbar to show or hide the corresponding columns.
, 
, 
for association fields, 
for migration fields, 
for system DB fields, and Controls
| Item | Description |
|---|---|
| Default layout | Select the desired layout from the drop-down list. Node elements in newly created diagrams will be arranged according to the selected layout. |
| Default scope | Select scope from the drop-down list. Specifying a scope helps you avoid showing in diagram the unnecessary hierarchies. You can define scopes for your project in the Scopes page of the Settings dialog. |
| Fit content after layout | If this checkbox is selected, then after applying a layout selected on the diagram context menu, all diagram elements will be resized to fit into the current diagram area. In diagram, use the  toolbar button. |
| Do relayout when new elements were added | If this checkbox is selected, diagram layout will be performed automatically after adding new elements. |
| Enable colors | If this checkbox is selected, relationship links will be shown colored. |