A class to manage all the StreamingQuery StreamingQueries active.
New in version 2.0.0.
This API is evolving.
Wait until any of the queries on the associated SQLContext has terminated since the creation of the context, or since resetTerminated() was called.
Returns an active query from this SQLContext or throws exception if an active query with this name doesn’t exist.
Forget about past terminated queries so that awaitAnyTermination() can be used again to wait for new terminations.
Returns a list of active queries associated with this SQLContext