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How To Use Spark Dynamic Resource Allocation (DRA) in Kyuubi
The Basics of Dynamic Resource Allocation How to Enable Dynamic Resource Allocation Dynamic Resource Allocation w/ External Shuffle Service Dynamic Allocation w/o External Shuffl... -
Summary Statistics
Overview Inaccuracies Configuring Permissions Bulk import Examples Overview Accumulo has the ability to generate summary statistics about data in a table using user defined... -
SQL DML
Spark SQL Insert Into Insert Overwrite Update Merge Into Delete From Data Skipping and Indexing Flink SQL Insert Into Update Delete From Setting Writer/Reader Configs F... -
Metrics
MetricsReporter JmxMetricsReporter Configurations Demo MetricsGraphiteReporter Configurations Demo DatadogMetricsReporter Configurations Demo PrometheusMetricsReporter AW... -
Attach-Detach
Detach All On Commit Copy On Attach Serialization of Detachable classes JDO provides an interface to the persistence of objects. JDO 1.0 didn’t provide a way of taking an objec... -
Batch Writes
Spark DataSource API The hudi-spark module offers the DataSource API to write a Spark DataFrame into a Hudi table. There are a number of options available: HoodieWriteConfig :... -
Scan Executors
Configuring and using Scan Executors Configuring and using Scan Prioritizers. Providing hints from the client side. Accumulo scans operate by repeatedly fetching batches of dat... -
JDO v JPA
There are several competing persistence technologies available for Java. Two of these are “standardised” (via the JCP). When developing your application you need to choose the mos... -
3. Trouble Shooting
Common Issues java.lang.UnsupportedClassVersionError .. Unsupported major.minor version 52.0 org.apache.spark.SparkException: When running with master ‘yarn’ either HADOOP_CONF_DI... -
MapReduce
General MapReduce configuration Add Accumulo’s MapReduce API to your dependencies Configure dependencies for your MapReduce job Read input from an Accumulo table Write output t...