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ProxyReduceTactic

differential_dataflow::operators::int_proxy::reduce

Struct ProxyReduceTactic 

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pub struct ProxyReduceTactic<T, Bk> { /* private fields */ }
Expand description

A proxy-space ReduceTactic: matches input and output records by key_hash.

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impl<T, Bk> ProxyReduceTactic<T, Bk>

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pub fn new(backend: Bk) -> Self

A tactic deferring all value semantics to backend.

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impl<B1, B2, Bk> ReduceTactic<B1, B2> for ProxyReduceTactic<B1::Time, Bk>
where B1: BatchReader, B2: BatchReader<Time = B1::Time>, Bk: ProxyReduceBackend<B1, B2>,

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fn retire( &mut self, source_batches: Vec<B1>, output_batches: Vec<B2>, input_batches: Vec<B1>, lower: &Antichain<B1::Time>, upper: &Antichain<B1::Time>, held: &Antichain<B1::Time>, ) -> (Vec<(B1::Time, B2)>, Antichain<B1::Time>)

Retire the interval [lower, upper), producing the output batches it informs. Read more

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impl<T, Bk> Freeze for ProxyReduceTactic<T, Bk>
where Bk: Freeze,

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impl<T, Bk> RefUnwindSafe for ProxyReduceTactic<T, Bk>
where Bk: RefUnwindSafe, T: RefUnwindSafe,

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impl<T, Bk> Send for ProxyReduceTactic<T, Bk>
where Bk: Send, T: Send,

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impl<T, Bk> Sync for ProxyReduceTactic<T, Bk>
where Bk: Sync, T: Sync,

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impl<T, Bk> Unpin for ProxyReduceTactic<T, Bk>
where Bk: Unpin,

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impl<T, Bk> UnsafeUnpin for ProxyReduceTactic<T, Bk>
where Bk: UnsafeUnpin,

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impl<T, Bk> UnwindSafe for ProxyReduceTactic<T, Bk>
where Bk: UnwindSafe, T: RefUnwindSafe,

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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

Mutably borrows from an owned value. Read more
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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, U> Into<U> 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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impl<'a, S, T> Semigroup<&'a S> for T
where T: Semigroup<S>,

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fn plus_equals(&mut self, rhs: &&'a S)

The method of std::ops::AddAssign, for types that do not implement AddAssign.
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.