pub enum AlterSystem<'a> {
    Set(&'a Parameter<'a>, &'a Value),
    Reset(&'a Parameter<'a>),
    ResetAll,
}

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Set(&'a Parameter<'a>, &'a Value)

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Reset(&'a Parameter<'a>)

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ResetAll

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impl<'a> AlterSystem<'a>

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pub async fn apply(&self, pool: &PgPool) -> Result<(), Error>

Alter the system. Changes made by ALTER SYSTEM may require a reload or even a full restart to take effect.

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impl<'a> RefUnwindSafe for AlterSystem<'a>

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impl<'a> Send for AlterSystem<'a>

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impl<'a> Sync for AlterSystem<'a>

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impl<'a> Unpin for AlterSystem<'a>

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impl<'a> UnwindSafe for AlterSystem<'a>

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

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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>

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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).

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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 = Infallible

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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

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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
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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>
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