To update feature geometry
- Select the features to edit. 
You can select multiple features. 
  
- Update the features using AutoCAD tools. 
 
To delete a feature 
- Select the feature in the drawing.  
 
- Click Home tab 
 Modify panel 
 Delete Feature.
 The Delete Feature Confirmation dialog box displays the selected features. 
  
- Click OK to delete the features from the database. 
 
Note: Undo and Redo functionality is available only when using a SQLite industry model. If running Oracle or SQL Server industry models, you cannot undo or redo commands.