The database design for the Computer Sales project:

- To export the diagram as excel, right-click on the diagram, and select Export > Export to Excel... from the pop-up menu.
- Specify the path of the Excel file. 
- Select Model Type Per Sheet as the Export Style. 
- Open the exported file.
- Open the Entity sheet. 
- Remove all the _ in the Name column, and press Save. 
- Back to the Visual Paradigm.
- Select File > Import > Excel... from the main menu.
- Select the modified Excel file.
- The changes are listed in the Import dialog box. Review them and click OK to perform. 
- The changes are applied to the diagram. 
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