Struct lance_encoding::encodings::logical::binary::BinaryPageScheduler

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pub struct BinaryPageScheduler { /* private fields */ }

Expand description

A logical scheduler for utf8/binary pages which assumes the data are encoded as List

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impl BinaryPageScheduler

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pub fn new( varbin_scheduler: Box<dyn LogicalPageScheduler>, data_type: DataType ) -> Self

Trait Implementations§

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impl Debug for BinaryPageScheduler

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

Formats the value using the given formatter. Read more

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impl LogicalPageScheduler for BinaryPageScheduler

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fn schedule_ranges( &self, ranges: &[Range<u32>], scheduler: &Arc<dyn EncodingsIo>, sink: &UnboundedSender<Box<dyn LogicalPageDecoder>> ) -> Result<()>

Schedules I/O for the requested portions of the page. Read more

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fn schedule_take( &self, indices: &[u32], scheduler: &Arc<dyn EncodingsIo>, sink: &UnboundedSender<Box<dyn LogicalPageDecoder>> ) -> Result<()>

Schedules I/O for the requested rows (identified by row offsets from start of page) TODO: implement this using schedule_ranges

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fn num_rows(&self) -> u32

The number of rows covered by this page

Auto Trait Implementations§

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impl !UnwindSafe for BinaryPageScheduler

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more

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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

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impl<T, U> Into for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> IntoEither for T

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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 more

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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

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

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