Details
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New Feature
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Status: Resolved
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Major
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Resolution: Fixed
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1.15.0
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None
Description
As a follow-up to DRILL-1328 which is adding NDV (num distinct values) support and creating the framework for statistics, we also need Histograms. These are needed for range predicates selectivity estimation as well as equality predicates when there is non-uniform distribution of data.
Attachments
Issue Links
- relates to
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DRILL-1328 Support table statistics
- Resolved
- links to
Added a link to the histogram design doc.