Result type Aggregates Example - Use of aggregates As we have seen, a JDOQL query is made up of different parts. In this section we look at the result part of the query. The re...
A MySQL, Oracle, PostgreSQL, or Amazon RDS database instance must be running and available to be used by Ranger. The Ranger installation will create two new users (default names: ...
Enable LDAP Authentication Kyuubi can be configured to enable frontend LDAP authentication for clients, such as the BeeLine, or the JDBC and ODBC drivers. At present, only simple...
If code blocks in the output document are potentially distracting to readers, you may choose to fold them initially. Readers can then choose to display them by clicking the fold b...
Installing and Configuring MySQL Installing and Configuring Postgres Using an Oracle Database When installing Schema Registry, SAM, Druid, and Superset, you require a relationa...
Overview of the ForkOperator Using the ForkOperator Basics of Usage Per-Fork Configuration Failure Semantics Performance Tuning Comparison with PartitionedDataWriter Writing...
Iceberg Java API Tables The main purpose of the Iceberg API is to manage table metadata, like schema, partition spec, metadata, and data files that store table data. Table metad...
Spark Configuration Catalogs Spark adds an API to plug in table catalogs that are used to load, create, and manage Iceberg tables. Spark catalogs are configured by setting Spark ...
Due to limitations in Amazon RDS , the Ranger database user and tablespace must be created manually and the required privileges must be manually granted to the Ranger database use...