NOTE: Developing with the ADO.NET Entity Framework requires that you are using Microsoft .NET Framework Version 3.5 SP1 or higher, and Visual Studio 2008 SP1 or higher with the DataDirect Connect for ADO.NET Version 3.5 ADO.NET Entity Framework data providers.The following procedure uses the Oracle ADO.NET Entity Framework data provider, and assumes that you already have the database schema available.
2 In the Solution Explorer, right-click on the project and select Add / New Item. The Add New Item window appears.
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5 If you want to use an established connection, select it from the drop-down list and continue at Step 7. To create a new connection, continue at Step 6.
6 Click New Connection... to create a new connection.
a On the Choose Data Source window, select Other in the Data source list, then select your data provider, for example, Progress DataDirect Connect for ADO.NET DB2 Data Provider, in the Data provider drop-down list.
b Click Continue.
c The Connection Properties window appears. Provide the necessary connection information; then, click OK.
a If the radio buttons are selectable, select Yes, include the sensitive data in the connection string.
b In the Save entity connection settings... field, type a name for the name of the main data access class, or accept the default.
c Click Next. The Choose Your Database Objects window appears.