state

Type Members

1. trait StateStore extends AnyRef

   Base trait for a versioned key-value store used for streaming aggregations

2. class StateStoreCoordinatorRef extends AnyRef

   Reference to a StateStoreCoordinator that can be used to coordinate instances of StateStores across all the executors, and get their locations for job scheduling.

3. case class StateStoreId(checkpointLocation: String, operatorId: Long, partitionId: Int) extends Product with Serializable

   Unique identifier for a StateStore

4. implicit class StateStoreOps[T] extends AnyRef

5. trait StateStoreProvider extends AnyRef

   Trait representing a provider of a specific version of a StateStore.

6. class StateStoreRDD[T, U] extends RDD[U]

   An RDD that allows computations to be executed against StateStores.

7. sealed trait StoreUpdate extends AnyRef

   Trait representing updates made to a StateStore.

8. case class ValueAdded(key: UnsafeRow, value: UnsafeRow) extends StoreUpdate with Product with Serializable

9. case class ValueRemoved(key: UnsafeRow, value: UnsafeRow) extends StoreUpdate with Product with Serializable

10. case class ValueUpdated(key: UnsafeRow, value: UnsafeRow) extends StoreUpdate with Product with Serializable