Hi stumilius, We have a blogpost about storing Avro data inside HBase tables. In short, HBase does not know about the avro content, treats it as binary blob. The client which is reading/writing the data has to deal with the avro schemas, after HBase delivered the raw data to it. Zsolt ... View more

Hi Shushrut, Which type of encryption are you interested in? We've an overview of Cloudera Navigator Data Encryption and Encryption in CDH in our documentation. Do you have any specific questions about these? Zsolt ... View more

Hello HN, Do you have the Hive ODBC driver installed for tableau? Please also check that the configured IP address is points to a HiveServer2 instance, and the required ports on that ip is reachable from the tableau node. Zsolt ... View more

Hello, Receiving "Results Expired" error in Hue for Impala queries, is usually a symptom of having a misconfigured load-balancer in front of Impala. Impala has the assumption, that the query results will be downloaded from the same impalad where the query was issued. A load-balancer can break that assumption, if it sendis sequential connections of the same client to different impalad daemons. If Hue connects two a different impalads to run the query and download the results, the "Results Expired" error will appear. To avoid the above issue, it's required that the proxy routes subsequent connections of the same client to the same impalad. This proxy behavior is usually called sticky sessions. Our documentation has detailed information about impala load-balancer setup, includeing the above information as well: https://www.cloudera.com/documentation/enterprise/latest/topics/impala_proxy.html#proxy_overview ... View more