Simple Data Types Null Agtype NULL vs Postgres NULL Integer Float Numeric Bool String Composite Data Types List Lists in general NULL in a List Access Individual Elements...
Kyuubi On Apache Kudu What is Apache Kudu Why Kyuubi on Kudu Kudu Integration with Apache Spark Kudu Integration with Kyuubi Install Kudu Spark Dependency Start Kyuubi Start B...
General Accumulo Processes Accumulo Clients Ingest HDFS Zookeeper General The tablet server does not seem to be running!? What happened? Accumulo is a distributed system....
Background Metadata API Enhancer API Query Cancel/Timeout API Control of read objects locking Background Java Data Objects (JDO) is a specification begun in 2000, with 2 maj...
Upgrading from 1.10 or 2.0 to 2.1 Create ZooKeeper snapshot (optional - but recommended) Rename master Properties, Config Files, and Script References Pre-Upgrade the property st...
The Basics of AQE Dynamically Switch Join Strategies Dynamically Coalesce Shuffle Partitions Other Tips for Best Practises How to set spark.sql.adaptive.advisoryPartitionSizeInByt...