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https://issues.apache.org/jira/browse/SOLR-8740?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Yonik Seeley updated SOLR-8740:
-------------------------------
    Attachment: SOLR-8740.patch

Here's a draft patch for "basic" schema only at this point...

- boolean fields don't support docValues
- I don't think LatLonType supports docValues in the main field
- Not sure if some of the other spatial types (bbox) support DocValues for the 
main field or not.  But perhaps these are on the road to deprecation due to the 
new point stuff in lucene?
- in some preliminary performance tests with unstored DV fields, /export was 
*much* faster (7 times faster) than /select - so at this point I've left the 
fields as stored as well until performance issues can be addressed.


> use docValues by default
> ------------------------
>
>                 Key: SOLR-8740
>                 URL: https://issues.apache.org/jira/browse/SOLR-8740
>             Project: Solr
>          Issue Type: Improvement
>    Affects Versions: master
>            Reporter: Yonik Seeley
>             Fix For: master
>
>         Attachments: SOLR-8740.patch
>
>
> We should consider switching to docValues for most of our non-text fields.  
> This may be a better default since it is more NRT friendly and acts to avoid 
> OOM errors due to large field cache or UnInvertedField entries.



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