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JDBC
JDBC Catalog Configurations Examples Spark Java API JDBC Catalog Iceberg supports using a table in a relational database to manage Iceberg tables through JDBC. The database ... -
ZooKeeper
ZooKeeper ACLs ACL errors during upgrade ZooKeeper ACLs Accumulo requires full access to nodes in ZooKeeper under the /accumulo path. The ACLs can be examined using the ZooKee... -
为 Ranger 配置 MySQL
先决条件 使用 MySQL 时，用于 Ranger 管理策略存储表的存储引擎必须支持事务。 InnoDB 是支持事务的引擎的一个例子。不支持事务的存储引擎不适合作为策略存储。 操作步骤 如果您使用 Amazon RDS，请参阅 Amazon RDS 要求 。 应使用 MySQL 数据库管理员来创建 Ranger 数据库。 以下一系列命令可用于... -
SQL UDF
Description UDF API UDF Implements Example Example Changelog new version UDF of SQL transform plugin Description Use UDF SPI to extends the SQL transform functions lib.... -
Methods
String Methods Collection Methods List Methods Map Methods Temporal Methods Enum Methods Optional Methods Other Methods When writing the “filter” for a JDOQL Query you can... -
HIVE
HIVE数据源 使用HiveServer2 使用 HiveServer2 HA Zookeeper 是否原生支持 HIVE数据源 使用HiveServer2 数据源：选择 HIVE 数据源名称：输入数据源的名称 描述：输入数据源的描述 IP 主机名：输入连接 HIVE 的 IP 端口：输入连接 HIVE 的端口 用户名：设置连接 HIVE... -
9.2 Display HTML widgets
References HTML widgets (https://www.htmlwidgets.org ) are typically interactive JavaScript applications, which only work in HTML output. If you knit an Rmd document containing H... -
Performance
Read performance Write performance Accumulo can be tuned to improve read and write performance. Read performance Enable caching on tables to reduce reads to disk. Enable b... -
Gobblin on Yarn
Introduction Architecture Overview The Role of Apache Helix Gobblin Yarn Application Launcher YarnAppSecurityManager LogCopier Gobblin ApplicationMaster YarnService GobblinH... -
Authentication
Configuration Root user Creating users Authenticating users Changing user passwords Removing users Accumulo has authentication to verify the identity of users. Configurati...
