redb

Trait ReadableMultimapTable

Source
pub trait ReadableMultimapTable<K: Key + 'static, V: Key + 'static>: ReadableTableMetadata {
    // Required methods
    fn get<'a>(
        &self,
        key: impl Borrow<K::SelfType<'a>>,
    ) -> Result<MultimapValue<'_, V>>;
    fn range<'a, KR>(
        &self,
        range: impl RangeBounds<KR> + 'a,
    ) -> Result<MultimapRange<'_, K, V>>
       where KR: Borrow<K::SelfType<'a>> + 'a;

    // Provided method
    fn iter(&self) -> Result<MultimapRange<'_, K, V>> { ... }
}

Required Methods§

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fn get<'a>( &self, key: impl Borrow<K::SelfType<'a>>, ) -> Result<MultimapValue<'_, V>>

Returns an iterator over all values for the given key. Values are in ascending order.

Source

fn range<'a, KR>( &self, range: impl RangeBounds<KR> + 'a, ) -> Result<MultimapRange<'_, K, V>>
where KR: Borrow<K::SelfType<'a>> + 'a,

Provided Methods§

Source

fn iter(&self) -> Result<MultimapRange<'_, K, V>>

Returns an double-ended iterator over all elements in the table. Values are in ascending order.

Dyn Compatibility§

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementors§

Source§

impl<'txn, K: Key + 'static, V: Key + 'static> ReadableMultimapTable<K, V> for MultimapTable<'txn, K, V>

Source§

impl<K: Key + 'static, V: Key + 'static> ReadableMultimapTable<K, V> for ReadOnlyMultimapTable<K, V>