fetch_statistics

datafusion::datasource::physical_plan::parquet::file_format

Function fetch_statistics 

Source 
pub async fn fetch_statistics(
    store: &(dyn ObjectStore + 'static),
    table_schema: Arc<Schema>,
    file: &ObjectMeta,
    metadata_size_hint: Option<usize>,
    decryption_properties: Option<&FileDecryptionProperties>,
    file_metadata_cache: Option<Arc<dyn FileMetadataCache<Extra = ObjectMeta>>>,
) -> Result<Statistics, DataFusionError>
👎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