Package org.apache.flink.contrib.streaming.state

Interface Summary

Interface	Description
OptionsFactory	A factory for DBOptions and ColumnFamilyOptions to be passed to the RocksDBStateBackend.

Class Summary

Class	Description
AbstractRocksDBState<K,N,V,S extends org.apache.flink.api.common.state.State>	Base class for State implementations that store state in a RocksDB database.
RocksDBAggregatingState<K,N,T,ACC,R>	An AggregatingState implementation that stores state in RocksDB.
RocksDBFoldingState<K,N,T,ACC>	Deprecated will be removed in a future version
RocksDBKeyedStateBackend<K>	An AbstractKeyedStateBackend that stores its state in RocksDB and serializes state to streams provided by a CheckpointStreamFactory upon checkpointing.
RocksDBKeySerializationUtils	Utils for RocksDB state serialization and deserialization.
RocksDBListState<K,N,V>	ListState implementation that stores state in RocksDB.
RocksDBMapState<K,N,UK,UV>	MapState implementation that stores state in RocksDB.
RocksDBReducingState<K,N,V>	ReducingState implementation that stores state in RocksDB.
RocksDBStateBackend	A State Backend that stores its state in RocksDB.
RocksDBStateBackendFactory	A factory that creates an RocksDBStateBackend from a configuration.
RocksDBValueState<K,N,V>	ValueState implementation that stores state in RocksDB.
RocksDBWriteBatchWrapper	It's a wrapper class around RocksDB's WriteBatch for writing in bulk.
RocksIteratorWrapper	This is a wrapper around RocksIterator to check the iterator status for all the methods mentioned to require this check in the wiki documentation: seek, next, seekToFirst, seekToLast, seekForPrev, and prev.

Enum Summary

Enum	Description
PredefinedOptions	The PredefinedOptions are configuration settings for the RocksDBStateBackend.