When working with Visual Studio and Oracle you will need to download Oracle’s Visual Studio Tools. Code Samples: http://www.oracle.com/technetwork/articles/dotnet/cook-dotnet-101788.html If I thought I could legally host the file I would. Official Page: http://www.oracle.com/technetwork/topics/dotnet/utilsoft-086879.html If the link fails to work do a search on http://www.oracle.com/ for Visual Studio ODAC 11.2 Release 5 and Oracle Developer Tools …