Davis I'm looking into this. If you could include some code that I can use to reproduce the error & the stack trace it would be really helpful.
On Fri, Oct 20, 2017 at 11:01 AM Joseph Bradley <jos...@databricks.com> wrote: > Hi Davis, > We've started tracking these issues under this umbrella: > https://issues.apache.org/jira/browse/SPARK-21926 > I'm hoping we can fix some of these for 2.3. > Thanks, > Joseph > > On Mon, Oct 16, 2017 at 9:23 PM, Davis Varghese <vergh...@gmail.com> > wrote: > >> I have built a ML pipeline model on a static twitter data for sentiment >> analysis. When I use the model on a structured stream, it always throws >> "Queries with streaming sources must be executed with >> writeStream.start()". >> This particular model doesn't contain any documented "unsupported" >> operations. It only calls the transform() method of the stages. Anyone >> have >> encountered the issue? if the model doesn't contain >> HashingTFModel/IDFModel, >> it works fine, but then I can not create feature vectors from the tweet. >> >> Thanks, >> Davis >> >> >> >> -- >> Sent from: http://apache-spark-developers-list.1001551.n3.nabble.com/ >> >> --------------------------------------------------------------------- >> To unsubscribe e-mail: dev-unsubscr...@spark.apache.org >> >> > > > -- > > Joseph Bradley > > Software Engineer - Machine Learning > > Databricks, Inc. > > [image: http://databricks.com] <http://databricks.com/> >
