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  • Gobblin Metrics Architecture

    1951 2025-03-26 《Apache Gobblin 0.17.0》
    Metric Context Metrics Events Event Submitter Reporters RecursiveScheduleMetricReporter EventReporter Metric Context Metric contexts are organized hierarchically in a tr...
  • Install the Ambari Server

    Follow the instructions in the section for the operating system that runs your installation host. RHEL/CentOS/Oracle Linux 7 SLES 12 Ubuntu 16 Ubuntu 18 Debian 9 Use a com...
  • Microsoft Fabric

    Querying from Microsoft Fabric This guide offers a short tutorial on how to query Apache Iceberg and Apache Hudi tables in Microsoft Fabric utilizing the translation capabilities...
  • Prepare the Environment

    To deploy your Hortonworks stack using Ambari, you need to prepare your deployment environment: Set Up Password-less SSH Set Up Service User Accounts Enable NTP on the Cluster...
  • Types of Classes

    1922 2024-05-25 《Apache JDO 3.2.1》
    JDO provides a means of transparent persistence of objects of user defined classes. With JDO there are actually 3 types of classes. Persistence Capable classes are classes whose...
  • 第三章:线程的基本操作

    学习目标 1. 线程启动(start)、休眠(sleep)、中断(interrupt) 1.1 线程启动(start) 1.2 线程休眠(sleep) 1.3 线程中断(interrupt) 2. 线程Join操作及其应用场景 2.1 Join操作的典型应用场景 3. 线程优先级的设置与影响 4. 守护线程(Daemon Thread)的应用...
  • Object

    1921 2024-06-05 《Ramda 0.2.3》
    clone values eqProps keys omit pick pickAll project prop props where keysIn path valuesIn clone {*} → {*} Parameters valueThe object or array to clone Return...
  • Oracle 先决条件

    由于 Amazon RDS 的限制 ,必须手动创建 Ranger 数据库用户和表空间,并且必须手动向 Ranger 数据库用户授予所需的权限。 使用主用户帐号(创建 RDS Oracle实例时创建的)登录 RDS Oracle 服务器,执行以下命令: create user $rangerdbuser identified by “ passw...
  • Hive Dialect Support

    1910 2024-07-05 《Apache Kyuubi 1.9.1》
    Features Usage Hive Dialect plugin aims to provide Hive Dialect support to Spark’s JDBC source. It will auto registered to Spark and applied to JDBC sources with url prefix of j...
  • Object

    1902 2024-06-05 《Ramda 0.6.0》
    clone values eqProps keys omit pick pickAll project prop props keysIn path valuesIn toPairs toPairsIn propOr clone {*} → {*} Parameters valueThe object or ar...