What edition of SQL 2012 should be used with Dynamics Ax 2012 and why?

Hi Gordon, Different editions of SQL Server accommodate the unique performance, runtime, and price requirements of organizations and individuals. The SQL Server components that you install also depend on your specific requirements. Please refer to the link below to see the detail information. It helps you understand how to make the best choice among the editions and components available in SQL Server. http://msdn.microsoft.com/en-us/library/ms144275.aspx For the details about Features Supported by the Editions of SQL Server 2012, please see: http://msdn.microsoft.com/en-us/library/cc645993.aspx Hopes this helps. Regards, Charlie Liao