Trait arrow2::io::parquet::read::ColumnChunkIter

pub trait ColumnChunkIter<I>: MutStreamingIterator<Item = (I, ColumnChunkMetaData), Error = ParquetError> {
    fn field(&self) -> &ParquetType;
}

Trait describing a MutStreamingIterator of column chunks.

Required methods

fn field(&self) -> &ParquetType

The field associated to the set of column chunks this iterator iterates over.

Implementations on Foreign Types

impl<R> ColumnChunkIter<PageIterator<R>> for ColumnIterator<R> where
    R: Read + Seek, 

fn field(&self) -> &ParquetType

Implementors

impl ColumnChunkIter<IntoIter<Result<CompressedDataPage, ParquetError>, Global>> for ReadColumnIterator