[−][src]Enum parquet::column::page::Page
Parquet Page definition.
List of supported pages.
These are 1-to-1 mapped from the equivalent Thrift definitions, except buf
which
used to store uncompressed bytes of the page.
Variants
Fields of DataPage
buf: ByteBufferPtr
num_values: u32
encoding: Encoding
def_level_encoding: Encoding
rep_level_encoding: Encoding
statistics: Option<Statistics>
Fields of DataPageV2
buf: ByteBufferPtr
num_values: u32
encoding: Encoding
num_nulls: u32
num_rows: u32
def_levels_byte_len: u32
rep_levels_byte_len: u32
is_compressed: bool
statistics: Option<Statistics>
Fields of DictionaryPage
Implementations
impl Page
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pub fn page_type(&self) -> PageType
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Returns PageType
for this page.
pub fn buffer(&self) -> &ByteBufferPtr
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Returns internal byte buffer reference for this page.
pub fn num_values(&self) -> u32
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Returns number of values in this page.
pub fn encoding(&self) -> Encoding
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Returns this page Encoding
.
pub fn statistics(&self) -> Option<&Statistics>
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Returns optional Statistics
.
Auto Trait Implementations
impl !RefUnwindSafe for Page
impl !Send for Page
impl !Sync for Page
impl Unpin for Page
impl !UnwindSafe for Page
Blanket Implementations
impl<T> Any for T where
T: 'static + ?Sized,
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T: 'static + ?Sized,
impl<T> Borrow<T> for T where
T: ?Sized,
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T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
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T: ?Sized,
fn borrow_mut(&mut self) -> &mut T
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impl<T> From<T> for T
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impl<T> Instrument for T
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fn instrument(self, span: Span) -> Instrumented<Self>
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fn in_current_span(self) -> Instrumented<Self>
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impl<T, U> Into<U> for T where
U: From<T>,
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U: From<T>,
impl<T> IntoRequest<T> for T
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fn into_request(self) -> Request<T>
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impl<T, U> TryFrom<U> for T where
U: Into<T>,
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U: Into<T>,
type Error = Infallible
The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
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impl<T, U> TryInto<U> for T where
U: TryFrom<T>,
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U: TryFrom<T>,
type Error = <U as TryFrom<T>>::Error
The type returned in the event of a conversion error.
fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>
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impl<V, T> VZip<V> for T where
V: MultiLane<T>,
V: MultiLane<T>,
fn vzip(self) -> V
impl<T> WithSubscriber for T
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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self> where
S: Into<Dispatch>,
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S: Into<Dispatch>,