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From Lance Norskog <goks...@gmail.com>
Subject Re: Solr date "NOW" - format?
Date Tue, 17 Aug 2010 20:29:38 GMT
I think 'bq=' is what you want. In dismax the main query string is
assumed to go against a bunch of fields. This query is in the standard
(Lucene++) format. The query strings should handle the ^number syntax.

http://www.lucidimagination.com/search/document/CDRG_ch07_7.4.2.9

On Tue, Aug 17, 2010 at 9:40 AM, Shawn Heisey <solr@elyograg.org> wrote:
>  On 4/9/2010 7:35 PM, Lance Norskog wrote:
>>
>> Function queries are notoriously slow. Another way to boost by year is
>> with range queries:
>> [NOW-6MONTHS TO NOW]^5.0 ,
>> [NOW-1YEARS TO NOW-6MONTHS]^3.0
>> [NOW-2YEARS TO NOW-1YEARS]^2.0
>> [* TO NOW-2YEARS]^1.0
>>
>> Notice that you get to have a non-linear curve when you select the
>> ranges by hand.
>
> Lance, I have worked out my major issue and now have my post date in Solr as
> a tdate field named "pd."  I cannot however figure out how to actually send
> a query with a date boost like you've mentioned above.  I'd like to embed it
> right into the dismax handler definition, but it would be good to also know
> how to send it in a query myself.  Can you help?
>
> Are the boosts indicated above a multiplier, or an addition?
>
> Thanks,
> Shawn
>
>



-- 
Lance Norskog
goksron@gmail.com

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