You could add a dedicated document to the index storing whatever you
want.  There is no requirement for lucene docs to bear any relation to
each other.


--
Ian.


On Wed, Nov 2, 2011 at 10:09 AM, Jochen <jochen3...@gmail.com> wrote:
> Hi,
>
> is it possible to add metadata to a Lucene index (not to the indivudual
> Fields or Documents contained in the index). We need to periodically update
> an index by importing an XML document, and are looking for a nice cozy place
> to store an import date and a checksum that tells us if our input has
> changed.
>
> Regards,
> Jochen
>
>
>
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