Module frame_support::storage::types [−][src]
Storage types to build abstraction on storage, they implements storage traits such as StorageMap and others.
Structs
OptionQuery | Implement QueryKindTrait with query being |
StorageDoubleMap | A type that allow to store values for |
StorageMap | A type that allow to store value for given key. Allowing to insert/remove/iterate on values. |
StorageValue | A type that allow to store a value. |
ValueQuery | Implement QueryKindTrait with query being |
Traits
QueryKindTrait | Trait implementing how the storage optional value is converted into the queried type. |
StorageDoubleMapMetadata | Part of storage metadata for a storage double map. |
StorageMapMetadata | Part of storage metadata for a storage map. |
StorageValueMetadata | Part of storage metadata for storage value. |