I worked in a reasonably sized organization that was heavily invested in MS products. If I had used SQL Server I would have had access to DBA's and secondary ap

I worked in a reasonably sized organization that was heavily invested in MS products. If I had used SQL Server I would have had access to DBA's and secondary apps we were already licensing for ETL, reporting, etc... I chose postgres because at the time, the Linux drivers for SQL Server were junk. The message from our ops folks was basically, "Knock yourself out but you're totally on your own."