Struct parquet2::metadata::RowGroupMetaData

pub struct RowGroupMetaData { /* private fields */ }

Metadata for a row group.

Implementations

impl RowGroupMetaData

pub fn new(
    columns: Vec<ColumnChunkMetaData>,
    num_rows: usize,
    total_byte_size: usize
) -> RowGroupMetaData

Create a new RowGroupMetaData

pub fn columns(&self) -> &[ColumnChunkMetaData]

Returns slice of column chunk metadata.

pub fn num_rows(&self) -> usize

Number of rows in this row group.

pub fn total_byte_size(&self) -> usize

Total byte size of all uncompressed column data in this row group.

pub fn compressed_size(&self) -> usize

Total size of all compressed column data in this row group.

Trait Implementations

impl Clone for RowGroupMetaData

fn clone(&self) -> RowGroupMetaData

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for RowGroupMetaData

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.