SharePoint 2013:BCS Connect To Oracle DB No Code

There are many posts describes how to connect to Oracle DB database using .NET assembly Type of BCS, it requires writing codes and install the Oracle Client or OLEDB on every App and WFE server. I was going through the same road when it hits me , I can use Database Link to connect to the remote oracle table by installing OLEDB client on the SQL server only. Afterwards, I can easily create the BCS model by using SharePoint Designer. To create Database link use the below link http://blogs.msdn.com/b/dbrowne/archive/2013/10/02/creating-a-linked-server-for-oracle-in-64bit-sql-server.aspx After...