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From Michael Dürig <mic...@gmail.com>
Subject Re: ids and locality
Date Tue, 11 Jan 2011 10:09:18 GMT

> I think we should leverage the locality information
> that is available in the path of an item and use
> this information also in the persistence layer.
> while sequential ids give you a hint when nodes
> were created, paths provide you a much better
> hint on locality. access patterns I've seen so
> far in applications are usually along the ancestor
> or descendant nodes axis.

This exposes another implicit assumption underlying 'sequential node 
ids': temporal locality implies spacial locality. This is not 
necessarily correct however.

Michael


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