Hi Timofey,

On Fri, Jan 8, 2010 at 11:16 AM, Timofey Danshin
<[email protected]>wrote:

> Hi.
> I am writing a cms, which has sections and articles. Both of them are
> represented by the same object of the type Node of my own composition. Among
> other fields, a node has a Set<Node>, representing it's children.
> Consequently, root nodes (i.e. sections have simple keys (say, Node(1))),
> and articles have composite keys (say, Node(1)/Node(2)).
>
> And for the first page of my cms i would like to have a number of articles
> disregard of the sections they are in. In order to do that i need to sort
> the articles by their keys. However,  in that sorted list they appear in the
> wrong chronological order because of the "first part" of their keys. I.e.,
> apparently Node(1)/Node(7) will come earlier than Node(2)/Node(3).
>
> Is there a way to sort the entities in a query by the last part of their
> keys?
>

If you want to do this, you'll need to add a new field with the desired
sorting properties, and sort by that.

-Nick Johnson


>
> --
> Best Regards,
> Timofey Danshin.
>
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-- 
Nick Johnson, Developer Programs Engineer, App Engine
Google Ireland Ltd. :: Registered in Dublin, Ireland, Registration Number:
368047
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