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Posted to issues@impala.apache.org by "Quanlong Huang (Jira)" <ji...@apache.org> on 2021/02/23 01:40:00 UTC

[jira] [Created] (IMPALA-10538) Document the newly added scale argument of ndv function

Quanlong Huang created IMPALA-10538:
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             Summary: Document the newly added scale argument of ndv function
                 Key: IMPALA-10538
                 URL: https://issues.apache.org/jira/browse/IMPALA-10538
             Project: IMPALA
          Issue Type: Documentation
          Components: Docs
            Reporter: Quanlong Huang
            Assignee: shajini thayasingh


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 [~sql_forever] who is the author of this great feature. He could provide more details.



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