fetch_statistics

datafusion_datasource_parquet::file_format

Function fetch_statistics 

Source 
pub async fn fetch_statistics(
    store: &dyn ObjectStore,
    table_schema: SchemaRef,
    file: &ObjectMeta,
    metadata_size_hint: Option<usize>,
    decryption_properties: Option<&FileDecryptionProperties>,
    file_metadata_cache: Option<Arc<dyn FileMetadataCache>>,
) -> Result<Statistics>
👎Deprecated since 50.0.0: Use DFParquetMetadata::fetch_statistics instead
Expand description

Read and parse the statistics of the Parquet file at location path

See statistics_from_parquet_meta_calc for more details