KeyBuilder

Struct KeyBuilder 

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pub struct KeyBuilder { /* private fields */ }
Expand description

Builder for creating bucketed keys with consistent configuration.

KeyBuilder holds the bucket configuration and can be reused to create bucketed keys for any base key type and sequence.

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impl KeyBuilder

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pub fn new(bucket_size: u64) -> Result<Self, BucketError>

Create a new KeyBuilder with the specified bucket size.

§Arguments
  • bucket_size - Size of each bucket for integer division (must be > 0)
§Returns

Configured KeyBuilder or error if bucket_size is invalid

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pub fn bucketed_key<K: Key>(&self, base_key: K, sequence: u64) -> BucketedKey<K>

Create a bucketed key from the given base key and sequence.

The bucket is calculated as sequence / bucket_size using integer division.

§Arguments
  • base_key - The base key (any type implementing redb::Key)
  • sequence - The sequence value to bucket
§Returns

BucketedKey with bucket as prefix and base_key as secondary component

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pub fn bucket_size(&self) -> u64

Get the configured bucket size.

Trait Implementations§

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impl Clone for KeyBuilder

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fn clone(&self) -> KeyBuilder

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 Debug for KeyBuilder

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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.