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From Michael McCandless <luc...@mikemccandless.com>
Subject Re: Lucene's default settings & back compatibility
Date Fri, 22 May 2009 18:54:03 GMT
I'd like to do this for 2.9 :)  I'll open an issue...

(Yes this would just be for diagnostics).

Mike

On Fri, May 22, 2009 at 1:48 PM, DM Smith <dmsmith555@gmail.com> wrote:
> Yonik Seeley wrote:
>>
>> On Fri, May 22, 2009 at 1:22 PM, Michael McCandless
>> <lucene@mikemccandless.com> wrote:
>>
>>>
>>> (That said, unrelated to this discussion, I would actually like to
>>> record per-segment which version of Lucene wrote the segment; this
>>> would be very helpful when debugging issues like LUCENE-1474 where I
>>> need to know if the segments were written by 2.4.0 or 2.4.1).
>>>
>>
>> That's a great idea, if for debugging only, and it shouldn't be
>> limited  to just the version that wrote the segment.  I could see a
>> debug section or file that could even contain more info if the right
>> flags are set.
>
> I would like to see this, too. In addition, I'd like to store what was used
> to create the index, that is the ordered chain of analyzers and filters on a
> per field basis.
>
> But whether it is baked into the index or a separate file, or not part of
> Lucene, I'm in the process of figuring out how/where to add it to my code.
>
> -- DM
>
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