[SPARK-11290][STREAMING] Basic implementation of trackStateByKey
Current updateStateByKey provides stateful processing in Spark Streaming. It
allows the user to maintain per-key state and manage that state using an
updateFunction. The updateFunction is called for each key, and it uses new data
[SPARK-11290][STREAMING] Basic implementation of trackStateByKey
Current updateStateByKey provides stateful processing in Spark Streaming. It
allows the user to maintain per-key state and manage that state using an
updateFunction. The updateFunction is called for each key, and it uses new data
