diesel::upsert

Struct IncompleteDoUpdate

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pub struct IncompleteDoUpdate<Stmt, Target> { /* private fields */ }
Expand description

A partially constructed ON CONFLICT DO UPDATE clause.

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impl<T: QuerySource, U, Op, Ret, Target> IncompleteDoUpdate<InsertStatement<T, U, Op, Ret>, Target>

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pub fn set<Changes>( self, changes: Changes, ) -> InsertStatement<T, OnConflictValues<U, Target, DoUpdate<Changes::Changeset, T>>, Op, Ret>
where T: QuerySource, Changes: AsChangeset<Target = T>,

See do_update for usage examples.

Trait Implementations§

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impl<Stmt: Clone, Target: Clone> Clone for IncompleteDoUpdate<Stmt, Target>

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fn clone(&self) -> IncompleteDoUpdate<Stmt, Target>

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<Stmt: Debug, Target: Debug> Debug for IncompleteDoUpdate<Stmt, Target>

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl<Stmt: Copy, Target: Copy> Copy for IncompleteDoUpdate<Stmt, Target>

Auto Trait Implementations§

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impl<Stmt, Target> Freeze for IncompleteDoUpdate<Stmt, Target>
where Stmt: Freeze, Target: Freeze,

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impl<Stmt, Target> RefUnwindSafe for IncompleteDoUpdate<Stmt, Target>
where Stmt: RefUnwindSafe, Target: RefUnwindSafe,

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impl<Stmt, Target> Send for IncompleteDoUpdate<Stmt, Target>
where Stmt: Send, Target: Send,

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impl<Stmt, Target> Sync for IncompleteDoUpdate<Stmt, Target>
where Stmt: Sync, Target: Sync,

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impl<Stmt, Target> Unpin for IncompleteDoUpdate<Stmt, Target>
where Stmt: Unpin, Target: Unpin,

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impl<Stmt, Target> UnwindSafe for IncompleteDoUpdate<Stmt, Target>
where Stmt: UnwindSafe, Target: 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> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dst: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. Read more
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impl<T> Downcast for T
where T: Any,

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fn into_any(self: Box<T>) -> Box<dyn Any>

Convert Box<dyn Trait> (where Trait: Downcast) to Box<dyn Any>. Box<dyn Any> can then be further downcast into Box<ConcreteType> where ConcreteType implements Trait.
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fn into_any_rc(self: Rc<T>) -> Rc<dyn Any>

Convert Rc<Trait> (where Trait: Downcast) to Rc<Any>. Rc<Any> can then be further downcast into Rc<ConcreteType> where ConcreteType implements Trait.
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fn as_any(&self) -> &(dyn Any + 'static)

Convert &Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &Any’s vtable from &Trait’s.
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fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)

Convert &mut Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &mut Any’s vtable from &mut Trait’s.
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impl<T> DowncastSync for T
where T: Any + Send + Sync,

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fn into_any_arc(self: Arc<T>) -> Arc<dyn Any + Send + Sync>

Convert Arc<Trait> (where Trait: Downcast) to Arc<Any>. Arc<Any> can then be further downcast into Arc<ConcreteType> where ConcreteType implements Trait.
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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> IntoSql for T

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fn into_sql<T>(self) -> AsExprOf<Self, T>
where Self: AsExpression<T> + Sized, T: SqlType + TypedExpressionType,

Convert self to an expression for Diesel’s query builder. Read more
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fn as_sql<'a, T>(&'a self) -> AsExprOf<&'a Self, T>
where &'a Self: AsExpression<T>, T: SqlType + TypedExpressionType,

Convert &self to an expression for Diesel’s query builder. Read more
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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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> ErasedDestructor for T
where T: 'static,

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impl<T> MaybeSendSync for T