You already know how to use Eloquera database in your project. Eloquera database creates your databases from your objects and lets your query them back using SQL and LINQ. It is fast and scalable.
It supports HTTP REST interface, .NET objects natively, and has got document-oriented object support. If you use C# or Java or C++ or PHP - you are ready to start.
With Eloquera Enterprise Edition you get load balancing and fail over cluster support with disaster recovery options - out of the box.