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From Mike Klaas <mike.kl...@gmail.com>
Subject Re: solrconfig.xml defaults
Date Mon, 28 May 2007 19:26:54 GMT

On 26-May-07, at 7:08 AM, Yonik Seeley wrote:

> On 5/25/07, Mike Klaas <mike.klaas@gmail.com> wrote:
>>
>> Wasn't HashDocSet significantly optimized for intersection recently?
>
> More like optimized/simplified for storing lucene doc ids. Only about
> 8-10% speedup.
> OpenBitSet was more on the order of 2 to 4 times improvement over
> BitSet for intersections.
> Here's one data point from someone else:
>
> http://www.nabble.com/Aggregating-category-hits- 
> tf1623611.html#a4831982

I'm convinced.  The current default is sensible.

-Mike

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