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Query

harmos_runtime::streams

Struct Query 

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pub struct Query<S> { /* private fields */ }

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impl<S: Clone + Send + 'static> Query<S>

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pub fn retained(self) -> Self

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pub fn as_of(self, at: Position) -> Self

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impl<S: Clone + Send + Tracked + 'static> Query<S>

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pub fn track<K: Prefix<S::Track>>(self, track: K) -> Self

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impl<S: Clone + Serialize + Send + Sync + 'static> Query<S>

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pub async fn reader(self, limits: ReadLimits) -> Result<RowReader<S>, ReadError>

Trait Implementations§

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impl<S: Clone + Send + 'static> IntoFuture for Query<S>

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type Output = Result<IntoIter<At<S>>, BeneathWindow>

The output that the future will produce on completion.
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type IntoFuture = Pin<Box<dyn Future<Output = <Query<S> as IntoFuture>::Output> + Send>>

Which kind of future are we turning this into?
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fn into_future(self) -> Self::IntoFuture

Creates a future from a value. Read more

Auto Trait Implementations§

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impl<S> !RefUnwindSafe for Query<S>

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impl<S> !Sync for Query<S>

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impl<S> !UnwindSafe for Query<S>

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impl<S> Freeze for Query<S>
where Option<Partition<S>>: Freeze, PhantomData<fn() -> S>: Freeze,

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impl<S> Send for Query<S>
where Option<Partition<S>>: Send, PhantomData<fn() -> S>: Send,

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impl<S> Unpin for Query<S>
where Option<Partition<S>>: Unpin, PhantomData<fn() -> S>: Unpin,

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impl<S> UnsafeUnpin for Query<S>
where Option<Partition<S>>: UnsafeUnpin, PhantomData<fn() -> S>: UnsafeUnpin,

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

Mutably borrows from an owned value. Read more
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impl<ST, DT> CastableFrom<ST, Initialized, Initialized> for DT
where ST: ?Sized, DT: ?Sized,

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impl<ST, DT> CastableFrom<ST, Uninit, Uninit> for DT
where ST: ?Sized, DT: ?Sized,

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impl<C, T> Catalogued<C> for T
where T: Into<C>,

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fn catalogued(self) -> C

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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<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> Mutual<T> for T

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impl<T> Read<Exclusive, BecauseExclusive> for T
where T: ?Sized,

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impl<R> RecordProjection<R> for R

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fn project(&self) -> Option<&R>

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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = !

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

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.
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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self> ⓘ
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self> ⓘ

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more