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Posted to commits@pinot.apache.org by GitBox <gi...@apache.org> on 2021/05/24 18:58:36 UTC

[GitHub] [incubator-pinot] sajjad-moradi opened a new issue #6962: Servers return wrong column types in case of empty results (everything defaults to STRING)

sajjad-moradi opened a new issue #6962:
URL: https://github.com/apache/incubator-pinot/issues/6962


   **Non-empty results (correct types):**
   ![image](https://user-images.githubusercontent.com/8548220/119394222-cadc3200-bc86-11eb-9281-4dc84ae525cc.png)
   
   **Empty results (incorrect types):**
   ![image](https://user-images.githubusercontent.com/8548220/119394045-98cad000-bc86-11eb-9259-081ad71f23d8.png)
   
   This part of the code needs to be changed:
   https://github.com/apache/incubator-pinot/blob/master/pinot-core/src/main/java/org/apache/pinot/core/common/datatable/DataTableUtils.java#L121


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[GitHub] [incubator-pinot] Jackie-Jiang commented on issue #6962: Servers return wrong column types in case of empty results (everything defaults to STRING)

Posted by GitBox <gi...@apache.org>.
Jackie-Jiang commented on issue #6962:
URL: https://github.com/apache/incubator-pinot/issues/6962#issuecomment-847324558


   This happens when all the segments are pruned out, and Pinot server short-circuits the query to directly return without checking the schema. We should just not return the schema when there is no record returned. 


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