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Posted to issues@spark.apache.org by "jiaan.geng (Jira)" <ji...@apache.org> on 2019/12/17 01:57:00 UTC

[jira] [Created] (SPARK-30276) Support Filter expression allow simultaneous use of DISTINCT

jiaan.geng created SPARK-30276:
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             Summary: Support Filter expression allow simultaneous use of DISTINCT
                 Key: SPARK-30276
                 URL: https://issues.apache.org/jira/browse/SPARK-30276
             Project: Spark
          Issue Type: Sub-task
          Components: SQL
    Affects Versions: 3.0.0
            Reporter: jiaan.geng


SPARK-27986 only supports  Filter expression without DISTINCT.

We need to support Filter expression allow simultaneous use of DISTINCT

PostgreSQL support:
{code:java}
select ten, sum(distinct four) filter (where four > 10) from onek group by ten;{code}



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