Thanks, that documentation is clear. —wunder

> On Sep 14, 2023, at 1:02 AM, Mikhail Khludnev <m...@apache.org> wrote:
> 
> It sounds like
> https://solr.apache.org/guide/solr/latest/query-guide/join-query-parser.html#joining-across-single-shard-collections
> right?
> 
> On Thu, Sep 14, 2023 at 1:46 AM Walter Underwood <wun...@wunderwood.org>
> wrote:
> 
>> As I said, these are two different collections. —wunder
>> 
>>> On Sep 13, 2023, at 12:08 PM, Mikhail Khludnev <m...@apache.org> wrote:
>>> 
>>> Hello Walter.
>>> I think the former has a place - join picks local replica or fail. I
>> don't
>>> think join query (unless crossCollection) bothers about shard preference.
>>> 
>>> On Wed, Sep 13, 2023 at 7:21 PM Walter Underwood <wun...@wunderwood.org>
>>> wrote:
>>> 
>>>> We have a sharded collection that joins with a non-sharded collection.
>> The
>>>> non-sharded collection has a replica on every node. Does the join
>>>> automatically choose the local replica or do we need to pass in a shard
>>>> preference param?
>>>> 
>>>> wunder
>>>> Walter Underwood
>>>> wun...@wunderwood.org
>>>> http://observer.wunderwood.org/  (my blog)
>>>> 
>>>> 
>>> 
>>> --
>>> Sincerely yours
>>> Mikhail Khludnev
>> 
>> 
> 
> -- 
> Sincerely yours
> Mikhail Khludnev

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