KeyValueRevision

kvr

Struct KeyValueRevision 

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pub struct KeyValueRevision<K: Sized + Copy + Clone, V: Sized + Copy + Clone> { /* private fields */ }
Expand description

An in-memory + append-only persistence key-value database with revision history.

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impl<K: Ord + Copy + Clone + Serialize + Magic + DeserializeOwned, V: Copy + Clone + Serialize + Magic + DeserializeOwned> KeyValueRevision<K, V>

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pub async fn try_init( path: impl AsRef<Path>, should_keep_historical_entries_in_memory: bool, ) -> Result<Self, KVRInitializationError>

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pub async fn try_insert( &mut self, key: K, value: V, revision: Revision, ) -> Result<(), KVRInsertionError>

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pub async fn try_update( &mut self, key: K, value: V, revision: Revision, prev_rev: Revision, ) -> Result<(), KVRUpdateError>

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pub fn range<R: RangeBounds<K>>(&self, range: R) -> Range<'_, K, ValueEntry<V>>

Auto Trait Implementations§

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impl<K, V> !Freeze for KeyValueRevision<K, V>

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impl<K, V> !RefUnwindSafe for KeyValueRevision<K, V>

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impl<K, V> Send for KeyValueRevision<K, V>
where K: Send, V: Send,

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impl<K, V> Sync for KeyValueRevision<K, V>
where K: Sync, V: Sync,

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impl<K, V> Unpin for KeyValueRevision<K, V>

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impl<K, V> !UnwindSafe for KeyValueRevision<K, V>

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> 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, 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.