Maybe
https://lucene.apache.org/solr/guide/7_5/update-request-processors.html#atomicupdateprocessorfactory
Regards,
Alex
On Tue, Oct 30, 2018, 7:57 AM Martin Frank Hansen (MHQ), <m...@kmd.dk> wrote:
> Hi,
>
> I am trying to merge files from different sources and with different
> content (except for one key-field) , how can this be done in Solr?
>
> An example could be:
>
> Document 1
> <Doc>
> <Id>0000001</Id> Unique id
> for Document 1
> <Journalnumber>test-123</Journalnumber>
> …
> </Doc>
>
> Document 2
> <Doc>
> <Id2>abcdefgh</Id2> Unique id
> for Document 2
> <Journalnumber>test-123</Journalnumber>
> …
> </Doc>
>
> In the above case I would like to merge on Journalnumber thus ending up
> with something like this:
>
> <Doc>
> <Id>0000001</Id> Unique id
> for the merge
> <Journalnumber>test-123</Journalnumber>
> <Id2>abcdefgh</Id2> Reference id
> for Document 2.
> …
> </Doc>
>
> How would I go about this? I was thinking about embedded documents, but
> since I am not indexing the different data sources at the same time I don’t
> think it will work. The ideal result would be to have Document 2 imbedded
> in Document 1.
>
> I am currently using a schema that contains all fields from Document 1 and
> Document 2.
>
> I really hope that Solr can handle this, and any help/feedback is much
> appreciated.
>
> Best regards
>
> Martin
>
>
>
>
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