Streaming experts, any clues how to achieve this? After extracting few variables, I need to run them through a REST API for verification and decision making.
Thanks for your help. Nick On Fri, Jan 17, 2020, 6:27 PM Nick Dawes <nickdawe...@gmail.com> wrote: > I need to extract a value from a PySpark structured streaming Dataframe to > a string variable to check something. > > I tried this code. > > agentName = > kinesisDF.select(kinesisDF.agentName.getItem(0).alias("agentName")).collect()[0][0] > > This works on a non-streaming Dataframe only. In a streaming Dataframe, > collect is not supported. > > Any workaround for this? > > Nick > > >