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In the case of Parquet, does Drill prefer a larger number of small files or a smaller number of large files? How do I get the best mileage of Drill parallelism by controlling the layout?

Question asked by asinha Employee on Sep 2, 2016
Latest reply on Sep 2, 2016 by asinha

Data Layout and Deployment > Parquet Best Practices

 

In the case of Parquet, does Drill prefer a larger number of small files or a smaller number of large files? How do I get the best mileage of Drill parallelism by controlling the layout?

 

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