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From Gerardo Segura <gseg...@correobancomer.com>
Subject Re: Frequently updated fields
Date Fri, 12 Sep 2008 16:43:39 GMT
I think the important question is: in general how to cope with 
frequently changing fields.


Karl Wettin wrote:
> Hi Wojciech,
>
> can you please give us a bit more specific information about the meta 
> data fields that will change? I would recommend you looking at 
> creating filters from your primary persistency for query clauses such 
> as unread/read, mailbox folders, et c.
>
>       karl
>
> 12 sep 2008 kl. 13.57 skrev Wojciech Strza?ka:
>
>> Hi.
>>
>>   I'm new to Lucene and I would like to get a few answers (they can
>>   be lame)
>>
>>   I want to index large amount of emails using Lucene (maybe SOLR), 
>> not only
>>   the contents but also some metadata like state or flags. The
>>   problem is that the metadata will change during mail lifecycle,
>>   although much smaller updating this information will require
>>   reindex the whole mail content which I see performance bottleneck.
>>
>>   I have the data in DB also so my first question is:
>>
>>   - are there any best practices to implement my needs (querying both
>>   lucene & DB and then merging in memory?, close one eye and re-index
>>   the whole content on every metadata change? others?)
>>
>>   - is at all Lucene good solution for my problem?
>>
>>   - are there any plans to implement field updates in more efficient 
>> way then
>>   delete/insert the whole document? if yes what's the time horizon?
>>
>>
>>                                        Best regards
>>                                               Wojtek
>>
>>
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>
>
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