To display content on a page in the user interface, a data source must be added to a form in the form designer window of Visual Studio. You can select and drag a table or query from your project in the Solution Explorer window or drag a system table from the Application Explorer window. You can choose to use one table or many tables, depending on the number of fields that you will use for your form.
Alternatively, you can add a data source to your form by using the Data Sources node in the form designer.
Follow these steps to add a data source from your project: