alamb commented on issue #14036:
URL: https://github.com/apache/datafusion/issues/14036#issuecomment-2578322453

   I tried a bit today to re-create this  but was not able to
   
   What I tried was to create a highly compressed parquet file (48MB that has 
1B rows with all repeated strings) and then made 500 symlinks: 
[table.tar.gz](https://github.com/user-attachments/files/18351266/table.tar.gz)
   
   This lets me run queries like the following in `datafusion-cli` and tested 
by hitting `CTRL-C`
   
   ```sql
   SELECT DISTINCT "A","B","C","D","E" FROM 'table';
   ```
   and 
   
   ```sql
   SELECT DISTINCT "A","B","C","D","E" FROM 'table' WHERE "A" <> 'FooBar';
   ```
   
   I tried several variants but cancelling always seemed to work just fine 🤔 
   
   I also tried a few settings, but also cancelling always worked. 
   
   ```sql
   set datafusion.execution.parquet.pushdown_filters=true;
   set datafusion.execution.target_partitions=4;
   ```


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