Hello Rory, I would like to know if you could solve this problem. I have a similar issue, launch a count simultaneously in several threats using Hive and Cloudera JDBC Driver and y get "[Cloudera][JDBC](10360) Column name not found: column.". If I launch every thread one by one the process works fine.   Caused by: java.sql.SQLException: [Cloudera][JDBC](10360) Column name not found: column. at com.cloudera.hiveserver2.exceptions.ExceptionConverter.toSQLException(Unknown Source) at com.cloudera.hiveserver2.jdbc.common.SForwardResultSet.findColumn(Unknown Source) at com.cloudera.hiveserver2.jdbc.common.SForwardResultSet.getObject(Unknown Source)   ... View more