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16. Observability
16.1. Metrics 1. AppOptics 2. Atlas 3. Azure 4. Amazon CloudWatch 5. Datadog 6. Dropwizard 7. Dynatrace 8. Elastic 9. Ganglia 10. Graphite 11. Humio 12. Influx 13. JMX ... -
Delta Lake with Microsoft Azure Blob Storage
Registration And Configuration Register An Account And Log In Create Storage Container Get Access Key Deploy Spark Download Spark Package Config Spark Copy Dependencies To Sp... -
Table Design
Basic Table RowID Design Lexicoders Indexing Entity-Attribute and Graph Tables Document-Partitioned Indexing Basic Table Since Accumulo tables are sorted by row ID, each ta... -
Compactions
Configuration External Compactions Starting the Components Configuration Overview External Compaction in Action Logging Metrics User compactions In Accumulo each tablet h... -
Self-Optimizing
Introduction Self-optimizing mechanism Self-optimizing scheduling policy Quota Balanced Introduction Lakehouse is characterized by its openness and loose coupling, with data... -
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... -
Troubleshooting Tools
RFileInfo Encrypted Files GetManagerStats FindOfflineTablets RemoveEntriesForMissingFiles ChangeSecret (new in 2.1) DeleteZooInstance (new in 2.1) accumulo-util dump-zoo Re... -
Utilities
_.constant(value) Arguments Returns Example _.createCallback([func=identity], [thisArg], [argCount]) Arguments Returns Example _.escape(string) Arguments Returns Example ... -
Setup Options
More Information The following options are frequently used for Ambari Server setup. -j (or —java-home) Specifies the JAVA_HOME path to use on the Ambari Server and all hosts i... -
Canal Format
Format Options How to use Kafka uses example Changelog-Data-Capture Format Format: Serialization Schema Format: Deserialization Schema Canal is a CDC (Changelog Data Capture) ...