They don't need to buy PostgreSQL, you can provide it free of charge with your application.

You don't even have to mention it <g>

>The point that I inferred was my own indirect reference to the lack of an internal database engine on the part of .Net which carries the necessity of using an external data engine. Of course the engine of choice that's marketed to the purchasing department of any corporation I'm likely to work for is what? SQL Server. The client will not hear about ProgresSQL or Oracle or any of that (and heaven help them if they try to use Access for corporate data, yikkes!).
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