Package org.apache.flink.runtime.query

Interface Summary

Interface	Description
KvStateClientProxy	An interface for the Queryable State Client Proxy running on each Task Manager in the cluster.
KvStateRegistryListener	A listener for a KvStateRegistry.
KvStateServer	An interface for the Queryable State Server running on each Task Manager in the cluster.

Class Summary

Class	Description
KvStateEntry<K,N,V>	An entry holding the InternalKvState along with its KvStateInfo.
KvStateInfo<K,N,V>	Metadata about a InternalKvState.
KvStateLocation	Location information for all key groups of a InternalKvState instance.
KvStateLocationRegistry	Simple registry, which maps InternalKvState registration notifications to KvStateLocation instances.
KvStateRegistry	A registry for InternalKvState instances per task manager.
QueryableStateUtils	Utility class to initialize entities used in queryable state.
TaskKvStateRegistry	A helper for KvState registrations of a single task.

Exception Summary

Exception	Description
UnknownKvStateLocation	Thrown if there is no KvStateLocation found for the requested registration name.