In my apps, I bring them all in whenever the first call to iterator or size
is done, and cache them until detach.  It's a very reasonable pattern.  Then
in the model method, I basically do new Model(object)....


-- 
Jeremy Thomerson
http://www.wickettraining.com


On Tue, Nov 11, 2008 at 8:03 AM, Graeme Knight <[EMAIL PROTECTED]> wrote:

>
> Hi.
>
> From the examples I've seen the IDataProvider implementation of the
> iterator
> method brings back (for example) a list of keys from the database.
>
> The model method uses something like a LoadableDetachableModel to populate
> a
> model for use by the consumer using the list of keys previously retrieved.
>
> This seems like a lot of database hits to me. Is this simply because of the
> serialization/model mechanism?
>
> It seems to me that the iterator could/should bring back the data in one
> hit
> and then after use be detached. Is this common?
>
> Many thanks, Graeme.
> --
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