pub struct ReadColumnIterator { /* private fields */ }Expand description
A MutStreamingIterator of pre-read column chunks
Implementations§
Source§impl ReadColumnIterator
impl ReadColumnIterator
Sourcepub fn new(
field: ParquetType,
chunks: Vec<(Vec<Result<CompressedPage, ParquetError>>, ColumnChunkMetadata)>,
) -> Self
pub fn new( field: ParquetType, chunks: Vec<(Vec<Result<CompressedPage, ParquetError>>, ColumnChunkMetadata)>, ) -> Self
Returns a new ReadColumnIterator
Trait Implementations§
Source§impl Debug for ReadColumnIterator
impl Debug for ReadColumnIterator
Source§impl MutStreamingIterator for ReadColumnIterator
impl MutStreamingIterator for ReadColumnIterator
type Item = (IntoIter<Result<CompressedPage, ParquetError>>, ColumnChunkMetadata)
type Error = ParquetError
fn advance(self) -> Result<State<Self>, ParquetError>
fn get(&mut self) -> Option<&mut Self::Item>
Auto Trait Implementations§
impl Freeze for ReadColumnIterator
impl RefUnwindSafe for ReadColumnIterator
impl Send for ReadColumnIterator
impl Sync for ReadColumnIterator
impl Unpin for ReadColumnIterator
impl UnwindSafe for ReadColumnIterator
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Source§impl<T> IntoEither for T
impl<T> IntoEither for T
Source§fn into_either(self, into_left: bool) -> Either<Self, Self>
fn into_either(self, into_left: bool) -> Either<Self, Self>
Converts
self into a Left variant of Either<Self, Self>
if into_left is true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read moreSource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
Converts
self into a Left variant of Either<Self, Self>
if into_left(&self) returns true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read more