BucketedKey

Struct BucketedKey 

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pub struct BucketedKey<K: Key> {
    pub base_key: K,
    pub bucket: u64,
}
Expand description

A bucketed key that implements redb::Key for storage.

BucketedKey stores a base key along with its computed bucket. The bucket serves as the primary sort key (prefix) while the base key provides secondary sorting within each bucket.

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§base_key: K§bucket: u64

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impl<K: Key> BucketedKey<K>

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pub fn new(base_key: K, bucket: u64) -> Self

Create a new BucketedKey directly.

Note: Typically you should use KeyBuilder::bucketed_key() instead to ensure consistent bucket calculation.

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pub fn base_key(&self) -> &K

Get reference to the base key.

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pub fn bucket(&self) -> u64

Get the bucket number.

Trait Implementations§

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impl<K: Clone + Key> Clone for BucketedKey<K>

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fn clone(&self) -> BucketedKey<K>

Returns a duplicate 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<K: Debug + Key> Debug for BucketedKey<K>

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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 Key for BucketedKey<u64>

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fn compare(data1: &[u8], data2: &[u8]) -> Ordering

Compare data1 with data2
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impl Value for BucketedKey<u64>

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type SelfType<'a> = BucketedKey<u64> where Self: 'a

SelfType<'a> must be the same type as Self with all lifetimes replaced with ’a
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type AsBytes<'a> = Vec<u8> where Self: 'a

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fn fixed_width() -> Option<usize>

Width of a fixed type, or None for variable width
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fn from_bytes<'a>(data: &'a [u8]) -> Self::SelfType<'a>
where Self: 'a,

Deserializes data Implementations may return a view over data, or an owned type
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fn as_bytes<'a, 'b: 'a>(value: &'a Self::SelfType<'b>) -> Self::AsBytes<'a>
where Self: 'a + 'b,

Serialize the value to a slice
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fn type_name() -> TypeName

Globally unique identifier for this type

Auto Trait Implementations§

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impl<K> Freeze for BucketedKey<K>
where K: Freeze,

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impl<K> RefUnwindSafe for BucketedKey<K>
where K: RefUnwindSafe,

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impl<K> Send for BucketedKey<K>
where K: Send,

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impl<K> Sync for BucketedKey<K>
where K: Sync,

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impl<K> Unpin for BucketedKey<K>
where K: Unpin,

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impl<K> UnwindSafe for BucketedKey<K>
where K: 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> 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> 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.