Trait DupSort

pub trait DupSort: Table {
    type SubKey: Key;
}

Available on crate feature provider only.

DupSort allows for keys to be repeated in the database.

Upstream docs: https://libmdbx.dqdkfa.ru/usage.html#autotoc_md48

Required Associated Types

type SubKey: Key

The table subkey. This type must implement Encode and Decode.

Sorting should be taken into account when encoding this.

Upstream docs: https://libmdbx.dqdkfa.ru/usage.html#autotoc_md48

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

impl DupSort for AccountChangeSets

type SubKey = Address

impl DupSort for HashedStorages

type SubKey = FixedBytes<32>

impl DupSort for PlainStorageState

type SubKey = FixedBytes<32>

impl DupSort for StorageChangeSets

type SubKey = FixedBytes<32>

impl DupSort for StoragesTrie

type SubKey = StoredNibblesSubKey

impl<T> DupSort for RawDupSort<T>

where T: DupSort,

type SubKey = RawKey<<T as DupSort>::SubKey>