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QueryBuilder

Struct QueryBuilder 

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pub struct QueryBuilder<'a, C: QueryClient> { /* private fields */ }
Expand description

Builder for constructing and executing queries.

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impl<'a, C: QueryClient> QueryBuilder<'a, C>

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pub fn by_correlation_id(self, id: impl Into<String>) -> Self

Query by correlation ID instead of root.

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pub fn edition(self, edition: impl Into<String>) -> Self

Query events from a specific edition (diverged timeline).

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pub fn range(self, lower: u32) -> Self

Query a range of sequences (inclusive lower bound).

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pub fn range_to(self, lower: u32, upper: u32) -> Self

Query a range of sequences with upper bound (inclusive).

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pub fn as_of_sequence(self, seq: u32) -> Self

Query state as of a specific sequence number.

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pub fn as_of_time(self, rfc3339: &str) -> Result<Self>

Query state as of a specific timestamp (RFC3339 format).

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pub fn build(self) -> Query

Build the Query without executing.

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pub async fn get_events(self) -> Result<EventBook>

Execute the query and return the EventBook.

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pub async fn get_pages(self) -> Result<Vec<EventPage>>

Execute the query and return just the event pages.

Auto Trait Implementations§

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impl<'a, C> Freeze for QueryBuilder<'a, C>

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impl<'a, C> RefUnwindSafe for QueryBuilder<'a, C>
where C: RefUnwindSafe,

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impl<'a, C> Send for QueryBuilder<'a, C>

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impl<'a, C> Sync for QueryBuilder<'a, C>

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impl<'a, C> Unpin for QueryBuilder<'a, C>

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impl<'a, C> UnsafeUnpin for QueryBuilder<'a, C>

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impl<'a, C> UnwindSafe for QueryBuilder<'a, C>
where C: 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> 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> IntoRequest<T> for T

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fn into_request(self) -> Request<T>

Wrap the input message T in a tonic::Request
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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.
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V

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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