davidyuan1223 commented on issue #11465:
URL: https://github.com/apache/iceberg/issues/11465#issuecomment-2456889163

   > > can we use the sql `select column_sizes from table.files` to get the 
right size?
   > 
   > I would prefer @RussellSpitzer's suggestion to directly check the parquet 
file sizes. Otherwise we might end up using the same abstraction to get the 
expected data and the test data.
   
   Maybe your are right, i have some question about this link 
[https://iceberg.apache.org/docs/1.6.0/spark-queries/?h=readable_metrics#files](https://iceberg.apache.org/docs/1.6.0/spark-queries/?h=readable_metrics#files).
 At the tag Inspecting tables -- Files, the SQL `SELECT * FROM 
prod.db.table.files;` , the result show the parquet file maybe contains 
multiple column, if we get the file size, how do we know the column level size?


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