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From elisabeth benoit <elisaelisael...@gmail.com>
Subject Re: does one need to reindex when changing similarity class
Date Tue, 14 Oct 2014 19:01:57 GMT
thanks a lot for your answers!

2014-10-14 6:10 GMT+02:00 Jack Krupansky <jack@basetechnology.com>:

> To correct myself, the selected Similarity class can have a computeNorm
> method that calculates the "norm" value that will be stored in the index
> when the document is indexed, so changing the Similarity class will require
> reindexing if the implementation of the computeNorm method is different.
>
> -- Jack Krupansky
>
> -----Original Message----- From: Markus Jelsma
> Sent: Monday, October 13, 2014 5:06 PM
>
> To: solr-user@lucene.apache.org
> Subject: RE: does one need to reindex when changing similarity class
>
> Yes, if the replacing similarity has a different implementation on norms,
> you should reindex or gradually update all documents within decent time.
>
>
>
> -----Original message-----
>
>> From:Ahmet Arslan <iorixxx@yahoo.com.INVALID>
>> Sent: Thursday 9th October 2014 18:27
>> To: solr-user@lucene.apache.org
>> Subject: Re: does one need to reindex when changing similarity class
>>
>> How about SweetSpotSimilarity? Length norm is saved at index time?
>>
>>
>>
>> On Thursday, October 9, 2014 5:44 PM, Jack Krupansky <
>> jack@basetechnology.com> wrote:
>> The similarity class is only invoked at query time, so it doesn't
>> participate in indexing.
>>
>> -- Jack Krupansky
>>
>>
>>
>>
>> -----Original Message----- From: Markus Jelsma
>> Sent: Thursday, October 9, 2014 6:59 AM
>> To: solr-user@lucene.apache.org
>> Subject: RE: does one need to reindex when changing similarity class
>>
>> Hi - no you don't have to, although maybe if you changed on how norms are
>> encoded.
>> Markus
>>
>>
>>
>> -----Original message-----
>> > From:elisabeth benoit <elisaelisaelisa@gmail.com>
>> > Sent: Thursday 9th October 2014 12:26
>> > To: solr-user@lucene.apache.org
>> > Subject: does one need to reindex when changing similarity class
>> >
>> > I've read somewhere that we do have to reindex when changing similarity
>> > class. Is that right?
>> >
>> > Thanks again,
>> > Elisabeth
>> >
>>
>>
>

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