alamb commented on PR #25811:
URL: https://github.com/apache/datafusion/pull/25811#issuecomment-6586820579
Perhaps this is another use case for
- https://github.com/apache/datafusion/issues/24393
Basically a controllable heuristic
I have grander hopes that we can get an API / more sophisticated policy
where the parquet scanner in DataFusion can communicate up front what it will
be doing and then the user / downstream systems can decide how much prefetching
to do
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