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Posted to issues@spark.apache.org by "Yuming Wang (Jira)" <ji...@apache.org> on 2022/05/18 05:17:00 UTC

[jira] [Created] (SPARK-39217) Makes DPP support the pruning side has Union

Yuming Wang created SPARK-39217:
-----------------------------------

             Summary: Makes DPP support the pruning side has Union
                 Key: SPARK-39217
                 URL: https://issues.apache.org/jira/browse/SPARK-39217
             Project: Spark
          Issue Type: Improvement
          Components: SQL
    Affects Versions: 3.4.0
            Reporter: Yuming Wang


Support the following case:

{noformat}
SELECT f.store_id,
       f.date_id,
       s.state_province
FROM (SELECT 4 AS store_id,
               date_id,
               product_id
      FROM   fact_sk
      WHERE  date_id >= 1300
      UNION ALL
      SELECT   store_id,
               date_id,
               product_id
      FROM   fact_stats
      WHERE  date_id <= 1000) f
JOIN dim_store s
ON f.store_id = s.store_id
WHERE s.country IN ('US', 'NL')
{noformat}




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