[jira] [Created] (HIVE-19796) Push Down TRUNC Fn to Druid Storage Handler

["slim bouguerra (JIRA)" <ji...@apache.org>]

slim bouguerra created HIVE-19796:
-------------------------------------

             Summary: Push Down TRUNC Fn to Druid Storage Handler
                 Key: HIVE-19796
                 URL: https://issues.apache.org/jira/browse/HIVE-19796
             Project: Hive
          Issue Type: Bug
          Components: Druid integration
            Reporter: slim bouguerra
            Assignee: slim bouguerra


Push down Queries with TRUNC date function such as 
{code}
SELECT SUM((`ssb_druid_100`.`discounted_price` * `ssb_druid_100`.`net_revenue`)) AS `sum_calculation_4998925219892510720_ok`,
  CAST(TRUNC(CAST(`ssb_druid_100`.`__time` AS TIMESTAMP),'MM') AS DATE) AS `tmn___time_ok`
FROM `druid_ssb`.`ssb_druid_100` `ssb_druid_100`
GROUP BY CAST(TRUNC(CAST(`ssb_druid_100`.`__time` AS TIMESTAMP),'MM') AS DATE)
{code}



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