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From Rick Leir <rl...@leirtech.com>
Subject Re: Get results in multiple orders (multiple boosts)
Date Fri, 04 Aug 2017 17:41:19 GMT
Luca
I hope you have a web app in front of Solr. It could accept parameters from the browser, then
construct the query as necessary to do your sorting. Cheers -- Rick

On August 4, 2017 5:32:31 AM EDT, Luca Dall'Osto <tenaciousd93@yahoo.it.INVALID> wrote:
>Hello,
>sorry for the late, I was out of my home.
>
>
>In response to Rick: 
>I can't do that because: 
>1) each user should have multiple sort (for example user "A" can sort
>by date and then by category and then by name ...) .
>2) the sort is not natural sort: user has a custom order for a field
>(for example sorting category field of user "A" could be category 10 at
>position 1, category 2 at position 2, category 9500 at position 3,
>category 40 at position 5 ...).
>
>
>In response to Susheel:have you done an example? 
>
>Thanks for your response.
>
>Luca
>
> 
>
>On Thursday, July 20, 2017 4:10 AM, Susheel Kumar
><susheel2777@gmail.com> wrote:
> 
>
> Let me try to put an example for custom sort.
>
>On Wed, Jul 19, 2017 at 6:34 AM, Rick Leir <rleir@leirtech.com> wrote:
>
>> Luca,
>> You can pass a sort parameter in the query. User A could
>sort=date%20desc
>> and user b could sort=foofield%20asc.
>>
>> Maybe query functions can also help with this. Cheers -- Rick
>>
>> On July 19, 2017 4:39:59 AM EDT, Luca Dall'Osto
>> <tenaciousd93@yahoo.it.INVALID> wrote:
>> >Hello,The problem of build an index is that each user has a custom
>> >source order and category order: are not static orders (for example
>> >user X could have category:5 as most important category but user Y
>> >could have category:9 as most important).
>> >Has anyone ever written a custom sort function in solr?Maybe a link
>of
>> >a tutorial or an example could be very helpful. Thanks
>> >
>> >Luca
>> >
>> >On Tuesday, July 18, 2017 4:18 PM, alessandro.benedetti
>> ><a.benedetti@sease.io> wrote:
>> >
>> >
>> >"I have different "sort preferences", so I can't build a index and
>use
>> >for
>> >sorting.Maybe I have to sort by category then by source and by
>language
>> >or
>> >by source, then by category and by date"
>> >
>> >I would like to focus on this bit.
>> >It is ok to go for a custom function and sort at query time, but I
>am
>> >curious to explore why an index time solution should not be ok.
>> >You can have these distinct fields :
>> >source_priority
>> >language_priority
>> >category_priority
>> >ect
>> >
>> >This values can be assigned at the documents at indexing time (
>using
>> >for
>> >example a custom update request processor).
>> >Then at query time you can easily sort on those values in a multi
>> >layered
>> >approach :
>> >sort:source_priority desc, category_priority  desc
>> >Of course, if the priority for a source changes quite often or if
>it's
>> >user
>> >dependent, a query time solution would be preferred.
>> >
>> >
>> >
>> >
>> >
>> >-----
>> >---------------
>> >Alessandro Benedetti
>> >Search Consultant, R&D Software Engineer, Director
>> >Sease Ltd. - www.sease.io
>> >--
>> >View this message in context:
>> >http://lucene.472066.n3.nabble.com/Get-results-in-
>> multiple-orders-multiple-boosts-tp4346304p4346559.html
>> >Sent from the Solr - User mailing list archive at Nabble.com.
>> >
>> >
>> >
>>
>> --
>> Sorry for being brief. Alternate email is rickleir at yahoo dot com
>
>
>   

-- 
Sorry for being brief. Alternate email is rickleir at yahoo dot com 
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