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From Yonik Seeley <yo...@lucidimagination.com>
Subject Re: Could multiple indexers change same collections at the same time?
Date Thu, 24 Jun 2010 19:42:26 GMT
Yes, all of that still applies to Lucene 3x and 4x, and is unlikely to
change any time soon.

-Yonik
http://www.lucidimagination.com

On Thu, Jun 24, 2010 at 1:51 PM, Zhang, Lisheng
<Lisheng.Zhang@broadvision.com> wrote:
> Hi,
>
> I remembered I tested earlier lucene 1.4 and 2.4, and found the following:
>
> # it is OK for multiple searchers to search the same collection.
>
> # it is OK for one IndexerWriter to edit and multiple searchers to search
>   at the same time.
>
> # it is generally NOT OK for multiple IndexerWriter to change same collection
>   at the same time.
>
> Could you confirm briefly if above are true and give me Yes/No answer whether
> in latest lucene 3x above conclusions are still OK?
>
> Thanks very much for helps, Lisheng

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