Ravi Sir's Cards › AWS
How does Athena billing work?
This interview card answers: How does Athena billing work? Primarily by bytes scanned per query — minimize with columns, partitions, columnar formats. Workgroup limits stop runaway SELECT *. 120GB , then 2GB after Parquet + date partition filter.
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What this card says
What it is
Primarily by bytes scanned per query — minimize with columns, partitions, columnar formats.
per scan
Why it matters
Workgroup limits stop runaway SELECT *.
How / example
120GB → 2GB after Parquet + date partition filter.