OK, I misread the year on the dev list. Can you comment on work arounds? (I.e. question about if scala/java are the only option.)
On Sun, Oct 16, 2016 at 12:09 PM, Holden Karau <hol...@pigscanfly.ca> wrote: > The comment on the developer list is from earlier this week. I'm not sure > why UDAF support hasn't made the hop to Python - while I work a fair amount > on PySpark it's mostly in core & ML and not a lot with SQL so there could > be good reasons I'm just not familiar with. We can try pinging Davies or > Michael on the JIRA to see what their thoughts are. > > On Sunday, October 16, 2016, Tobi Bosede <ani.to...@gmail.com> wrote: > >> Thanks for the info Holden. >> >> So it seems both the jira and the comment on the developer list are over >> a year old. More surprising, the jira has no assignee. Any particular >> reason for the lack of activity in this area? >> >> Is writing scala/java the only work around for this? I hear a lot of >> people say python is the gateway language to scala. It is because of issues >> like this that people use scala for Spark rather than python or eventually >> abandon python for scala. It just takes too long for features to get ported >> over from scala/java. >> >> >> On Sun, Oct 16, 2016 at 8:42 AM, Holden Karau <hol...@pigscanfly.ca> >> wrote: >> >>> I don't believe UDAFs are available in PySpark as this came up on the >>> developer list while I was asking for what features people were missing in >>> PySpark - see http://apache-spark-developers-list.1001551.n3.nabble.co >>> m/Python-Spark-Improvements-forked-from-Spark-Improvement-Pr >>> oposals-td19422.html . The JIRA for tacking this issue is at >>> https://issues.apache.org/jira/browse/SPARK-10915 >>> >>> On Sat, Oct 15, 2016 at 7:20 PM, Tobi Bosede <ani.to...@gmail.com> >>> wrote: >>> >>>> Hello, >>>> >>>> I am trying to use a UDF that calculates inter-quartile (IQR) range for >>>> pivot() and SQL in pyspark and got the error that my function wasn't an >>>> aggregate function in both scenarios. Does anyone know if UDAF >>>> functionality is available in python? If not, what can I do as a work >>>> around? >>>> >>>> Thanks, >>>> Tobi >>>> >>> >>> >>> >>> -- >>> Cell : 425-233-8271 >>> Twitter: https://twitter.com/holdenkarau >>> >> >> > > -- > Cell : 425-233-8271 > Twitter: https://twitter.com/holdenkarau > >