Struct Pipe

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pub struct Pipe<A: Statement + Send, B: StatementWithInput<Input = A::Output> + Send> { /* private fields */ }
Expand description

Link two Statements and use the output of A as the input of B.

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impl<A: Statement + Send, B: StatementWithInput<Input = A::Output> + Send> Statement for Pipe<A, B>

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type Output = <B as StatementWithInput>::Output

Output of this statement.
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fn execute<S: SqlExecutor>( self, connection: &S, ) -> Result<Self::Output, S::Error>

Execute the statement and return the result. Read more
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fn execute_mut<S: SqlExecutorMut>( self, connection: &mut S, ) -> Result<Self::Output, S::Error>

Execute the statement and return the result. Read more
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async fn execute_async<S: SqlExecutorAsync>( self, connection: &mut S, ) -> Result<Self::Output, S::Error>

Execute the statement and return the result. Read more
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fn then<Q: Statement>(self, statement: Q) -> Then<Self, Q>
where Self: Sized,

If this statement succeeds, then execute the next statement.
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fn pipe<Q: StatementWithInput<Input = Self::Output> + Send>( self, statement: Q, ) -> Pipe<Self, Q>
where Self: Sized,

if the current statement succeeds, then execute the next statement with output of the current Statement.
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fn spanned(self, span: Span) -> TracedStatement<Self>
where Self: Sized,

Instrument the current statement with the given Span
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fn spanned_in_current(self) -> TracedStatement<Self>
where Self: Sized,

Instrument the current statement with currently active Span

Auto Trait Implementations§

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impl<A, B> Freeze for Pipe<A, B>
where A: Freeze, B: Freeze,

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impl<A, B> RefUnwindSafe for Pipe<A, B>

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impl<A, B> Send for Pipe<A, B>

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impl<A, B> Sync for Pipe<A, B>
where A: Sync, B: Sync,

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impl<A, B> Unpin for Pipe<A, B>
where A: Unpin, B: Unpin,

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impl<A, B> UnwindSafe for Pipe<A, B>
where A: UnwindSafe, B: UnwindSafe,

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<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, 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<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