With the increased level of support by Microsoft for not only PHP on IIS, but also getting SQL Server support for Drupal 7, the barriers to entry for Enterprise level customers for Drupal are diminishing rapidly.
 
Case and point – we recently deployed a Maestro managed workflow process for an Enterprise level customer who would have never entertained the notion of using Drupal or Maestro if it ran only on MySQL. As sad as that sounds, it’s a stark reality for many large companies who will outright refuse even the best solution due to their perceived increased support costs for “yet another database engine” (MySQL).
 
With that said, my time on our Drupal 7/SQL Server/Maestro project went smoothly as I could have hoped for. There were a few curveballs here and there that hopefully this posting can help someone else overcome. So here I go: