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Posted to reviews@spark.apache.org by GitBox <gi...@apache.org> on 2020/12/11 11:18:24 UTC

[GitHub] [spark] wangyum edited a comment on pull request #29642: [SPARK-32792][SQL] Improve InSet filter pushdown

wangyum edited a comment on pull request #29642:
URL: https://github.com/apache/spark/pull/29642#issuecomment-743109098


   Production real case, `InSet` size = 1918: 
   Before this PR | After this PR
   --- | ---
   ![image](https://user-images.githubusercontent.com/5399861/101891559-2d5fdb00-3bdd-11eb-8dc3-8e5854654660.png) | ![image](https://user-images.githubusercontent.com/5399861/101891620-436d9b80-3bdd-11eb-9290-c6226e76b7c2.png)
   
   Table statistics:
   ```
   +-------------+-----------------+-----------------+--+
   |  count(1)   | min(SELLER_ID)  | max(SELLER_ID)  |
   +-------------+-----------------+-----------------+--+
   | 8344448448  | 9               | 2234460898      |
   +-------------+-----------------+-----------------+--+
   ```
   Query statistics:
   ```
   +-----------+-----------------+-----------------+--+
   | count(1)  | min(SELLER_ID)  | max(SELLER_ID)  |
   +-----------+-----------------+-----------------+--+
   | 33978532  | 153377548       | 2180252014      |
   +-----------+-----------------+-----------------+--+
   ```


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