Package | Description |
---|---|
org.apache.flink.contrib.streaming.state | |
org.apache.flink.runtime.state.heap |
This package contains the classes for key/value state backends that store the state
on the JVM heap as objects.
|
org.apache.flink.runtime.state.internal |
This package holds the classes of the internal state type hierarchy.
|
Modifier and Type | Class and Description |
---|---|
class |
RocksDBAggregatingState<K,N,T,ACC,R>
An
AggregatingState implementation that stores state in RocksDB. |
class |
RocksDBListState<K,N,V>
ListState implementation that stores state in RocksDB. |
class |
RocksDBReducingState<K,N,V>
ReducingState implementation that stores state in RocksDB. |
Modifier and Type | Class and Description |
---|---|
class |
AbstractHeapMergingState<K,N,IN,OUT,SV,S extends State,SD extends StateDescriptor<S,?>>
Base class for
MergingState (InternalMergingState )
that is stored on the heap. |
class |
HeapAggregatingState<K,N,IN,ACC,OUT>
Heap-backed partitioned
ReducingState that is
snapshotted into files. |
class |
HeapListState<K,N,V>
Heap-backed partitioned
ListState that is snapshotted
into files. |
class |
HeapReducingState<K,N,V>
Heap-backed partitioned
ReducingState that is
snapshotted into files. |
Modifier and Type | Interface and Description |
---|---|
interface |
InternalAggregatingState<N,IN,OUT>
The peer to the
AggregatingState in the internal state type hierarchy. |
interface |
InternalListState<N,T>
The peer to the
ListState in the internal state type hierarchy. |
interface |
InternalReducingState<N,T>
The peer to the
ReducingState in the internal state type hierarchy. |
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