K- Type of the key by which state is keyed.
public interface CheckpointableKeyedStateBackend<K> extends KeyedStateBackend<K>, SnapshotStrategy<SnapshotResult<KeyedStateHandle>>, Closeable
KeyedStateBackendinterface, which encapsulates methods responsible for keyed state management and the
SnapshotStrategywhich tells the system how to snapshot the underlying state.
NOTE: State backends that need to be notified of completed checkpoints can additionally implement
|Modifier and Type||Method and Description|
Returns the key groups which this state backend is responsible for.
applyToAllKeys, deregisterKeySelectionListener, dispose, getCurrentKey, getKeys, getKeysAndNamespaces, getKeySerializer, getOrCreateKeyedState, getPartitionedState, registerKeySelectionListener, setCurrentKey
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