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https://issues.apache.org/jira/browse/DRILL-7119?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16812794#comment-16812794
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ASF GitHub Bot commented on DRILL-7119:
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amansinha100 commented on issue #1733: DRILL-7119: Compute range predicate 
selectivity using histograms.
URL: https://github.com/apache/drill/pull/1733#issuecomment-481012094
 
 
   @gparai I added a unit test for histogram usage and addressed your comment.  
Could you pls take another look ?
 
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> Modify selectivity calculations to use histograms
> -------------------------------------------------
>
>                 Key: DRILL-7119
>                 URL: https://issues.apache.org/jira/browse/DRILL-7119
>             Project: Apache Drill
>          Issue Type: Sub-task
>          Components: Query Planning & Optimization
>            Reporter: Aman Sinha
>            Assignee: Aman Sinha
>            Priority: Major
>             Fix For: 1.16.0
>
>
> (Please see parent JIRA for the design document)
> Once the t-digest based histogram is created, we need to read it back and 
> modify the selectivity calculations such that they use the histogram buckets 
> for range conditions.



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