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DefectiveTx

Enum DefectiveTx 

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pub enum DefectiveTx<'a, R: RelationalBackend + 'a> {
    Real(R::Tx<'a>, Defect),
    Direct(&'a R),
}
Expand description

The transaction of a Defective backend.

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Real(R::Tx<'a>, Defect)

The real transaction (the defect is elsewhere).

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Direct(&'a R)

No transaction at all: statements run on the backend directly.

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impl<R: RelationalBackend> RelationalTx for DefectiveTx<'_, R>

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async fn execute( &mut self, sql: &str, params: &[Value], ) -> Result<u64, RelError>

As RelationalBackend::execute, inside the transaction.
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async fn query( &mut self, sql: &str, params: &[Value], ) -> Result<Vec<Row>, RelError>

As RelationalBackend::query, inside the transaction.
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async fn commit(self) -> Result<(), RelError>

Commit.
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async fn rollback(self) -> Result<(), RelError>

Roll back.

Auto Trait Implementations§

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impl<'a, R> Freeze for DefectiveTx<'a, R>
where <R as RelationalBackend>::Tx<'a>: Freeze, &'a R: Freeze,

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impl<'a, R> RefUnwindSafe for DefectiveTx<'a, R>

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impl<'a, R> Send for DefectiveTx<'a, R>
where <R as RelationalBackend>::Tx<'a>: Send, &'a R: Send,

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impl<'a, R> Sync for DefectiveTx<'a, R>
where <R as RelationalBackend>::Tx<'a>: Sync, &'a R: Sync,

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impl<'a, R> Unpin for DefectiveTx<'a, R>
where <R as RelationalBackend>::Tx<'a>: Unpin, &'a R: Unpin,

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impl<'a, R> UnsafeUnpin for DefectiveTx<'a, R>

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impl<'a, R> UnwindSafe for DefectiveTx<'a, R>

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, 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 = !

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.