Hi Marc,

Thanks for your message!

marc fleury wrote:

> Also, in reading Alexandre mail's I feel compelled to explain the way we
> did it in JAWS.
> You are right in saying that you need a custom OR mapper.  It turns out
> O/R mapping for EJB is specific (due to the pass by copy semantics of
> EJB) so that resolving complete references is overkill.  Once you have
> that insight serializing complex structure becomes trivial, the only
> thing you really need to pay attention to is separating the directory
> (for lookups with SQL or other query languages) from the "storage".

We don't understand what you mean by "pass by copy semantics" and "resolving complete 
references is overkill", or "separating the directory from the storage".
Could you please illustrate on an example, or be more specific?

Thanks!

   alex

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