Spark supports Scala, Java, Python & R. Zeppelin supports the first 3, R support is in progress.
On Monday, September 28, 2015, Eugene <blackorange...@gmail.com> wrote: > Regarding Q2, it's not really possible currently. > > See this feature request: > https://issues.apache.org/jira/browse/ZEPPELIN-320 > > 2015-09-28 4:08 GMT+04:00 Renato Perini <renato.per...@gmail.com > <javascript:_e(%7B%7D,'cvml','renato.per...@gmail.com');>>: > >> Hello! >> I want to evaluate Apache Zeppelin for some experiments in analytics at >> my company. >> Currently we have a custom setup for Apache Spark on Amazon EC2. This >> small cluster is used for two purposes: >> 1) Routing logs coming from an Apache Flume instance and writing them to >> an Apache Cassandra database through Spark Streaming. >> 2) Analyzing written logs on Cassandra to produce some (simple) stats for >> the data stored on Cassandra (producing ad-hoc tables with processed >> results). >> >> I have been asked to produce a simple web app demo to show the results of >> the computations stored on Cassandra and I have thought Zeppelin can >> facilitate my homeworks. >> Now I have some questions, before I even attempt to install it: >> >> 1) Can I use Java as the programming language for interacting with Apache >> Spark? Or I'm constrained with Scala / Python? >> 2) Can I export images, graphs, etc. to directly use them into a separate >> web app? Would it be difficult? Zeppelin can update those images >> interactively as data updates on the tables and without user intervention? >> 3) Can I read data directly from Cassandra without any further >> processing? I have setup some tables that contains already processed data, >> so the idea is to read those tables directly for showing some graphs (maybe >> using loading data through SparkSQL). >> >> Thank you and keep up the good work. >> >> Renato Perini. >> > > > > -- > > > Best regards, > Eugene. >