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

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

Available on crate feature io_parquet only.

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.

Implementors

impl ColumnChunkIter<IntoIter<Result<CompressedPage, Error>, Global>> for ReadColumnIterator

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