> When considering a VERY-EFFICENT O-R mapping tools/library/techniques,
> which one you would like to suggest?
>
> We want as little overhead as possible, as performance is a very
> important factor of our system.
Hibernate has had a lot of performance work done with it. I haven't
personally used it in performance-sensitive environments, but the
reputation is good, anyway.

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Chris Smith - Lead Software Developer / Technical Trainer
MindIQ Corporation