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Posted to github@arrow.apache.org by GitBox <gi...@apache.org> on 2022/04/21 11:18:50 UTC

[GitHub] [arrow-datafusion] tustvold commented on pull request #2305: Make SortPreservingMerge Usable Outside Tokio (#2201)

tustvold commented on PR #2305:
URL: https://github.com/apache/arrow-datafusion/pull/2305#issuecomment-1105077501

   The compiler error is... Unhelpful...
   
   ```
   error: implementation of `FnOnce` is not general enough
      --> datafusion/core/src/physical_plan/sorts/sort_preserving_merge.rs:157:44
       |
   157 |       ) -> Result<SendableRecordBatchStream> {
       |  ____________________________________________^
   158 | |         debug!(
   159 | |             "Start SortPreservingMergeExec::execute for partition: {}",
   160 | |             partition
   ...   |
   240 | |         }
   241 | |     }
       | |_____^ implementation of `FnOnce` is not general enough
   ```
   
   :rage: 


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