Hello Members I would like to downgrade my MapR v6 running on a production cluster to MapR v5. As per the support matrix, I am currently having installed MEP v5.0 and MapR 6.0.1 which has to be downgraded to MEP v3.0.3 and MapR 5.1.2. Please let me know the procedure that can be followed, and the risks associated with this process.… Show more
Hello Everyone, I am trying to implement a Stream-Stream join Use Case on a MapR Cluster 6.0.1 MEP 5.0 and I keep getting the following exception warning: there was one deprecation warning; re-run with -deprecation for details org.apache.spark.sql.AnalysisException: Inner join between two streaming DataFrames/Datasets is not supported;; Join… Show more
I'm attempting to port over some of my existing code from the OJAI 1.0 API to OJAI 2.0. When trying to connect, I get the error: Java::OrgOjaiExceptions::OjaiException: No registered driver found for url: 'ojai:mapr:'Is there a particular method I have to call on MapRDB to register it with OJAI? I am running in a fairly nonstandard way, using… Show more
by Hanumath Rao Maduri Apache Spark is an open source big data processing framework, which is being widely used for analytics on streaming and batch workloads. Spark is fully supported on MapR, and it typically uses data in the form of large files. With the Spark/MapR-DB connectors, you can use MapR-DB as a data source and as a data destination… Show more
Need some help with MaprDB API To connect from Spark (Using Scala Spark API), Do we have any API similat to FindById, I am looking for an API to GET a Mapr DB document using a Doc_id. Could you please suggest the API's available to interact with Mapr-DB Json, I could only see SaveToMaprDB and LoadFromMapRDB. We are currently heavily using Mapr DB…
Hi, I am trying to practice lab guide (DA400 - Data Analysis with Apache Drill). In the lab exercise there is a command (sqlline) to be entered to access DRILL when I am doing so I am getting command not found error. For reference please see the screenshot.
Looking to grow the UK community and get as many interested people together as possible for an initial networking meetup. We have booked a private room and will put on some catering on the 16th of May at The Counting House in London. We'd love to hear from you around topics you would like to discuss with MapR and if you're interested in helping…
All, Starting to think about getting a new data and venue in July. Thinking somewhere outside i.e. pub garden where hopefully it will be sunny. Any suggestions please let me know and if you're interested in helping or have a topic we could discuss again please shout. MapR UK also have their event Converge coming up next week in London. If…