Function datafusion::datasource::get_statistics_with_limit

pub async fn get_statistics_with_limit(
    all_files: impl Stream<Item = Result<(PartitionedFile, Statistics)>>,
    file_schema: SchemaRef,
    limit: Option<usize>
) -> Result<(Vec<PartitionedFile>, Statistics)>

Get all files as well as the file level summary statistics (no statistic for partition columns). If the optional limit is provided, includes only sufficient files. Needed to read up to limit number of rows.