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Console
Support Connector Version Support Those Engines Description Key Features Options Task Example Simple: Multiple Sources Simple: Console Sample Data Console sink connector... -
变量管理
背景介绍 创建变量 在Flink SQL中引用变量 在Flink JAR作业的args中引用变量 背景介绍 在实际生产环境中，Flink作业一般很复杂，会依赖多个外部组件，例如，从Kafka中消费数据时要从HBase或Redis中去获取相关数据，然后将关联好的数据写入到外部组件，这样的情况下会导致如下问题： Flink作业想要关联这些组件，需... -
Memory Requirements
The Ambari host should have at least 1 GB RAM, with 500 MB free. To check available memory on any host, run: free - m If you plan to install the Ambari Metrics Service (AMS... -
Branching and Tagging
Branching and Tagging Overview Iceberg table metadata maintains a snapshot log, which represents the changes applied to a table. Snapshots are fundamental in Iceberg as they are ... -
Install, Start and Test
Next Step The progress of the install displays on the screen. Ambari installs, starts, and runs a simple test on each component. Overall status of the process displays in progres... -
Oracle
Oracle数据源 Oracle数据源 数据源：选择 ORACLE 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 ORACLE 的 IP 端口：输入连接 ORACLE 的端口 用户名：设置连接 ORACLE 的用户名 密码：设置连接 ORACLE 的密码 数据库名：输入连接 ORACLE 的 ServiceName... -
Writes
Spark Writes To use Iceberg in Spark, first configure Spark catalogs . Some plans are only available when using Iceberg SQL extensions in Spark 3. Iceberg uses Apache Spark’s D... -
jdoquery DTD/XSD
JDO defines XML MetaData in jdo files as well as orm files, but also specifies that named queries can be defined in jdoquery files. As always with XML, the metadata must match t... -
Debugging Kyuubi
Debugging Server Debugging Engine Flink Engine Trino Engine Hive Engine Debugging Apps Spark Engine Flink Engine You can use the Java Debug Wire Protocol to debug Kyuubi ... -
1. 准备
本节介绍使用 Ambari 安装集群时应准备的信息和材料。 Ambari 为您的集群提供端到端的管理和监控解决方案。 使用 Ambari Web UI 和 REST API，您可以从一个中心点部署、操作、管理配置更改并监控集群中所有节点的服务。 产品互操作性 满足最低系统要求 收集信息 环境准备
