Changes

Once the database connection is established, the next step is to select the data source to be used in the application. To achieve this, select the ''Data->Add New Data Source'' menu option. The Data Source Configuration Wizard will appear as follows:

Since we are selecting data from a database, make sure that ''Database'' is highlighted in this dialog and click ''Next''. Ensure that the Northwind database is listed in the following screen and press ''Next'' to proceed.