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Re-enable page index for encrypted Parquet - #17426
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Which issue does this PR close?
Rationale for this change
Allows taking advantage of page indexes to optimize queries when reading encrypted Parquet files.
What changes are included in this PR?
Removes previous workaround disabling page index reading when a Parquet file is encrypted.
Are these changes tested?
Yes, reading the page index is enabled by default so this is covered by existing encryption tests, eg.
datafusion/datafusion/core/src/dataframe/parquet.rs
Line 252 in 051269e
Are there any user-facing changes?
No