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Message from discussion How about data format versioning per engine?
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Wladimir Palant  
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 More options May 17 2009, 6:08 am
From: Wladimir Palant <trev....@adblockplus.org>
Date: Sun, 17 May 2009 03:08:31 -0700 (PDT)
Local: Sun, May 17 2009 6:08 am
Subject: Re: How about data format versioning per engine?
On May 17, 4:30 am, Edward Lee <edi...@gmail.com> wrote:

> Engines could make use of their own versioning and decide to wipe on
> their own. But actually, engines can put an-opaque-to-weave version
> field in each record that it uploads, and the engine can decide what
> to do with different version numbers.

Putting a version number into each record sounds pretty wasteful. I
guess, simply ignoring records with wrong version number will lead to
inconsistent data. Disabling engine or forcing a server wipe would be
a better course of action then. I'll have to check whether this can be
done reliably.

Wladimir


 
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