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TypedKey

Struct TypedKey 

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pub struct TypedKey<Owner, T> { /* private fields */ }
Expand description

A generated one-column PRIMARY KEY or UNIQUE NOT NULL descriptor.

The owner type binds the key to one generated entity, while the encoder preserves the exact RadixDB value tag. References can therefore be created only through a key that codegen proved valid against the saved descriptor.

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impl<Owner, T> TypedKey<Owner, T>

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pub const fn new( column: TypedColumn<T, Owner>, primary: bool, encoder: fn(T) -> TypedValue, ) -> Self

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pub fn column(&self) -> &TypedColumn<T, Owner>

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pub const fn is_primary(&self) -> bool

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pub fn reference(&self, key: T) -> Reference<Owner>

Trait Implementations§

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impl<Owner: Clone, T: Clone> Clone for TypedKey<Owner, T>

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fn clone(&self) -> TypedKey<Owner, T>

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<Owner: Debug, T: Debug> Debug for TypedKey<Owner, T>

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<Owner, T> Freeze for TypedKey<Owner, T>
where TypedColumn<T, Owner>: Freeze, fn(T) -> TypedValue: Freeze,

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impl<Owner, T> RefUnwindSafe for TypedKey<Owner, T>

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impl<Owner, T> Send for TypedKey<Owner, T>
where TypedColumn<T, Owner>: Send, fn(T) -> TypedValue: Send,

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impl<Owner, T> Sync for TypedKey<Owner, T>
where TypedColumn<T, Owner>: Sync, fn(T) -> TypedValue: Sync,

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impl<Owner, T> Unpin for TypedKey<Owner, T>
where TypedColumn<T, Owner>: Unpin, fn(T) -> TypedValue: Unpin,

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impl<Owner, T> UnsafeUnpin for TypedKey<Owner, T>
where TypedColumn<T, Owner>: UnsafeUnpin, fn(T) -> TypedValue: UnsafeUnpin,

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impl<Owner, T> UnwindSafe for TypedKey<Owner, T>
where TypedColumn<T, Owner>: UnwindSafe, fn(T) -> TypedValue: 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, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> CompactArcDrop for T

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unsafe fn drop_and_dealloc(ptr: *mut u8)

Drop the contained data and deallocate the header+data allocation. 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> Same for T

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type Output = T

Should always be Self
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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 = !

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.
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V