Hive CLI Prints SLF4J Error to Standard Output

If you have both Hive and Spark running on the same cluster, chances are that Hive CLI will probably produce the following WARNING message upon exit of each session: WARN: The method class org.apache.commons.logging.impl.SLF4JLogFactory#release() was invoked. WARN: Please see http://www.slf4j.org/codes.html#release for an explanation. Sample full output looks like below: [root@localhost …

HiveServer2 Failed to Start With “Table/View ‘DBS’ does not exist”

Recently I was dealing with an issue that after user upgraded CDH to 5.12.x, HiveServer2 was unable to start up. Examining the HiveServer2 log we noticed that for some reason HiveServer2 was try to access HiveMetaStore database and returned table does not exist error. See below full stacktrace: 2017-12-01 20:17:15,419 …