Use the eraser tool to delete objects from the EER Diagram canvas.
Change the mouse pointer to the eraser tool and click the object you wish to delete. Depending upon your settings, the delete dialog box should open, asking you to confirm the type of deletion.
The delete action of the eraser
tool is
controlled by the general option setting for deletion. Be sure
that you understand the available options described in
Section 5.4.4, “The Model Tab” before using the eraser
tool.
From the keyboard, use the D key to activate this tool.
In addition to using the eraser
tool, you can
also delete an object by selecting it and pressing
Ctrl Delete or right clicking
it and choosing Delete from the pop up menu.