zhuqi-lucas commented on code in PR #19064:
URL: https://github.com/apache/datafusion/pull/19064#discussion_r2616846312
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datafusion/datasource-parquet/src/source.rs:
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@@ -287,6 +289,11 @@ pub struct ParquetSource {
pub(crate) projection: ProjectionExprs,
#[cfg(feature = "parquet_encryption")]
pub(crate) encryption_factory: Option<Arc<dyn EncryptionFactory>>,
+ /// If true, read files in reverse order and reverse row groups within
files.
+ /// But it's not guaranteed that rows within row groups are in reverse
order,
Review Comment:
Good suggestion, i will address this!
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