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Switch
Switch 创建任务 任务参数 任务样例 创建工作流 设置条件 执行 Switch Switch 是一个条件判断节点，依据全局变量 的值和用户所编写的表达式判断结果执行对应分支。 注意 使用 javax.script.ScriptEngine.eval 执行表达式。 创建任务 点击项目管理 -> 项目名称 -> 工作流定义，点击”创建... -
Creating your site
Site Structure Create Your Basic Site Navigate to http://localhost:3000 Special Customization Docs Landing Page Blog Only Docusaurus was created to hopefully make it super... -
Auxiliary Optimization Rules
Features Usage Additional Configurations Kyuubi provides SQL extension out of box. Due to the version compatibility with Apache Spark, currently we support Apache Spark branch-... -
MapReduce
MapReduce(MR) 节点 综述 创建任务 任务参数 JAVA/SCALA 程序 Python 程序 任务样例 执行 WordCount 程序 在 DolphinScheduler 中配置 MapReduce 环境 上传主程序包 配置 MapReduce 节点 MapReduce(MR) 节点 综述 MapReduce(MR... -
Configure Kyuubi to use Kerberos Authentication
Kerberos Overview Enable Kerberos Authentication Create a Kerberos principal and keytab Enable Hadoop Impersonation # Configure the authentication properties Refresh all th... -
6. 安装、配置和部署集群
使用浏览器中运行的 Ambari 集群安装向导来安装、配置和部署集群，如下所示： 启动 Ambari 服务器 登录 Apache Ambari 启动 Ambari 群集安装向导 为集群命名 选择版本 安装选项 确认主机 选择服务 分配主节点 分配子节点和客户端 定制服务 回顾 安装、启动和测试 完成 -
Ubuntu 16
Steps Next Step More Information On a server host that has Internet access, use a command line editor to perform the following: Steps Log in to your host as root . Download... -
4. Data serialization
Data serialization is extensively used by Redisson to marshall and unmarshall bytes received or sent over network link with Redis server. Many popular codecs are available for usa... -
SelectDB Cloud
Support Those Engines Key Features Description Supported DataSource Info Sink Options Data Type Mapping Supported import data formats Task Example Simple: Use JSON format t... -
RHEL/CentOS/Oracle Linux 7
Steps Next Step More Information On a server host that has Internet access, use a command line editor to perform the following Steps Log in to your host as root . Download t...
