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From "Adam Wolff" <>
Subject Re: DAG on couch
Date Fri, 12 Dec 2008 18:31:48 GMT
Guys,This is really helpful. Thanks for the input. I hadn't seen the wiki
page. I think the thing to do is to store the path to the root, and make it
so that node positions are immutable. Deletion is implemented just by
marking a given node as deleted; move is implemented with
copy-then-mark-deleted. These operations should be rare in my app anyway.


On Fri, Dec 12, 2008 at 9:34 AM, Randall Leeds <>wrote:

> > Views will never be able to make external calls durring processing.
> > That'd violate the whole 'insert fancy word' that says map output for
> > a doc can only depend on the combination of the document + function
> > source.
> >
> >
> Well. There's nothing really *stopping* you. It breaks indexing if the
> external data you consult can change, though.

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