xudong963 commented on code in PR #15379:
URL: https://github.com/apache/datafusion/pull/15379#discussion_r2011266681
##########
datafusion/datasource/src/file_groups.rs:
##########
@@ -354,6 +361,115 @@ impl FileGroupPartitioner {
}
}
+/// Represents a group of partitioned files that'll be processed by a single
thread.
+/// Maintains optional statistics across all files in the group.
+#[derive(Debug, Clone)]
+pub struct FileGroup {
+ /// The files in this group
+ pub files: Vec<PartitionedFile>,
+ /// Optional statistics for all files in the group
+ pub statistics: Option<Statistics>,
Review Comment:
done:
https://github.com/apache/datafusion/pull/15379/commits/7415f7c6846b33136ee0c833c6836a3c97508b6b
##########
datafusion/catalog-listing/src/helpers.rs:
##########
@@ -121,40 +120,6 @@ pub fn expr_applicable_for_cols(col_names: &[&str], expr:
&Expr) -> bool {
/// The maximum number of concurrent listing requests
const CONCURRENCY_LIMIT: usize = 100;
-/// Partition the list of files into `n` groups
-pub fn split_files(
Review Comment:
done
https://github.com/apache/datafusion/pull/15379/commits/7415f7c6846b33136ee0c833c6836a3c97508b6b
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