Ted-Jiang commented on a change in pull request #1665: URL: https://github.com/apache/arrow-datafusion/pull/1665#discussion_r791841682
########## File path: datafusion/src/datasource/object_store/mod.rs ########## @@ -159,6 +159,16 @@ pub trait ObjectStore: Sync + Send + Debug { /// Get object reader for one file fn file_reader(&self, file: SizedFile) -> Result<Arc<dyn ObjectReader>>; } +/// Checks if we should filter out this path name +/// https://github.com/apache/spark/blob/5b91381b9bcea27b7be6d9cef852efbd6c23d98a/core/src/main/scala/org/apache/spark/util/HadoopFSUtils.scala#L358 +fn do_path_filter_with_suffix(path: &str, suffix: &str) -> bool { + let exclude = path.starts_with('_') && !path.contains('=') + || path.starts_with('.') + || path.ends_with("._COPYING_"); Review comment: > Conflicting logic with parquet suffix IMHO, when suffix is empty `String::new()` will skip xxx._COPYING_ -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: github-unsubscr...@arrow.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org