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Re: Delta directions (was Re: delta combiner sloooooooowwwwww)

From: Branko ─îibej <brane_at_xbc.nu>
Date: 2005-02-11 00:11:14 CET

Greg Hudson wrote:

>By sacrificing random access, we could get the following benefits:
>
> * We could get rid of delta windowing, which is a source of
>complexity. (Obviously not before 2.0, but I'm not sure if we can
>realize any of these benefits before 2.0.) Eliminating windowing also
>means we could get much better results for some changes, like "insert
>128K of data at the beginning of the file".
>
>
I'm not sure that's the case. Xdelta and diff both use windows because
they'd otherwise have to index all the source and target data at once,
and streaminess is still a requirement. The restriction might possibly
make it easier to implement sliding windows, though.

-- Brane

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Received on Fri Feb 11 00:12:36 2005

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