I have been using "rdd.flatMap(lambda x:x)" for a while to create lists from columns however after I have changed the cluster to a Shared acess mode (to use unity catalog) I get the following error: py4j.security.Py4JSecurityException: Method public ...
Faced this issue multiple times.Solution:1. Don't use Shared Cluster or cluster without Unity Catalog enabled for running 'rdd' queries on Databricks.2. Instead create a Personal Cluster (Single User) with basic configuration and with Unity Catalog e...
Hello,I recently tried running R code in a notebook. The notebook is about a year old and was used in a different cluster that no longer exists. I received the message, 'Your administrator has only allowed sql and python commands on this cluster. Thi...
There's a feature in preview available that allows configuring single user access mode clusters that support R, where the assigned single user is a service principal. You can bind multiple users to the service principal to achieve multiple user acces...
Hello.I am using Azure Databricks since a few months and I want to add a Unity Catalog.Unfortunately, I have some problems:1. I am not able to create a Unity Catalog Cluster with settings:- Policy: Unrestricted- Multi Node with Single user access mod...
