Use the Configure ADO.NET Connection Manager dialog box to add a connection to a data source that can be accessed by using a .NET Framework data provider, such as the SqlClient provider. The connection manager can use an existing connection, or you can create a new one.
To learn more about the ADO.NET connection manager, see ADO.NET Connection Manager.
Select an existing ADO.NET data connection from the list.
Data connection properties
View properties and values for the selected ADO.NET data connection.
Create an ADO.NET data connection by using the Connection Manager dialog box.
Select a connection, and then delete it by using the Delete button.