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From Yubing (Tom) Dong 董玉冰 <tom.tung....@gmail.com>
Subject Re: Faceting return value of a function query?
Date Thu, 06 Nov 2014 07:07:57 GMT
Turns out that update processors perfectly suit me needs. I ended up using
the StatelessScriptUpdateProcessor with a simple js script :-)

On Mon Nov 03 2014 at 下午10:40:52 Yubing (Tom) Dong 董玉冰 <
tom.tung.dyb@gmail.com> wrote:

> I see. Thank you! :-)
>
> Sent from my Android phone
> On Nov 3, 2014 9:35 PM, "Erick Erickson" <erickerickson@gmail.com> wrote:
>
>> Yep. It's almost always easier and faster if you can pre-compute as
>> much as possible during indexing time. It'll take longer to   index of
>> course, but the ratio of writing to the index to searching is usually
>> hugely in favor of doing the work during indexing.
>>
>> Best,
>> Erick
>>
>> On Mon, Nov 3, 2014 at 8:52 PM, Yubing (Tom) Dong 董玉冰
>> <tom.tung.dyb@gmail.com> wrote:
>> > Hi Erik,
>> >
>> > Thanks for the reply! Do you mean parse and modify the documents before
>> > sending them to Solr?
>> >
>> > Cheers,
>> > Yubing
>> >
>> > On Mon, Nov 3, 2014 at 8:48 PM, Erick Erickson <erickerickson@gmail.com
>> >
>> > wrote:
>> >
>> >> Wouldn't it be easiest to compute the span at index time? Then it's
>> >> very straight-forward.
>> >>
>> >> Best,
>> >> Erick
>> >>
>> >> On Mon, Nov 3, 2014 at 8:18 PM, Yubing (Tom) Dong 董玉冰
>> >> <tom.tung.dyb@gmail.com> wrote:
>> >> > Hi,
>> >> >
>> >> > I'm new to Solr, and I'm having a problem with faceting. I would
>> really
>> >> > appreciate it if you could help :)
>> >> >
>> >> > I have a set of documents in JSON format, which I could post to my
>> Solr
>> >> > core using the post.jar tool. Each document contains two fields,
>> namely
>> >> > "startDate" and "endDate", both of which are of type "date".
>> >> >
>> >> > Conceptually, I would like to have a third field "timeSpan" that is
>> >> > automatically generated from the return value of function query
>> >> > "ms(endDate, startDate)", and do range facet on it, i.e. compute the
>> >> > distribution of "timeSpan", among either all of or a filtered subset
>> of
>> >> the
>> >> > documents.
>> >> >
>> >> > I have tried to find ways of both directly faceting the function
>> return
>> >> > values and automatically generate the "timeSpan" field during
>> indexing,
>> >> but
>> >> > without luck yet.
>> >> >
>> >> > Suggestions are greatly appreciated!
>> >> >
>> >> > Best,
>> >> > Yubing
>> >>
>>
>

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