[Xapian-discuss] merge database and maintain order

[Olly Betts]

On Sun, Mar 25, 2007 at 05:16:20AM +0000, Mark Clarkson wrote:
> Again, thankyou for this important piece of information. I did not see
> why this would be important but after testing it I can see that I could
> run out of document ids in a relatively short space of time depending on
> the size of the collection.

Indeed.

> I've hacked xapian-compact so that it doesn't add offsets and it seems
> to work, but now it will break horribly if I try to merge databases that
> have the same document ids.

Try this (lightly tested) patch instead:

http://oligarchy.co.uk/xapian/patches/xapian-compact-trim-leading-unused-dids.patch

Cheers,
    Olly