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  1. IMPALA
  2. IMPALA-10538

Document the newly added scale argument of ndv function

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Details

    • Documentation
    • Status: Resolved
    • Critical
    • Resolution: Fixed
    • None
    • Impala 4.0.0
    • Docs
    • None

    Description

      We add a new argument, scale, to the ndv() function in IMPALA-2658 to control the precision. We need to update the related documents and give more examples in

      https://github.com/apache/impala/blob/d271baa33da1a02aa6ffc47b0380dc62239107b4/docs/topics/impala_ndv.xml

      Web link is https://impala.apache.org/docs/build/html/topics/impala_ndv.html

      cc Qifan Chen who is the author of this great feature. He could provide more details.

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            shajini shajini thayasingh
            stigahuang Quanlong Huang
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