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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... -
Configure Postgres to Allow Remote Connections
About This Task Steps About This Task It is critical that you configure Postgres to allow remote connections before you deploy a cluster. If you do not perform these steps in a... -
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... -
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... -
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
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... -
Object
clone values eqProps keys omit pick pickAll project prop props where keysIn path valuesIn clone {*} → {*} Parameters valueThe object or array to clone Return... -
Hive Dialect Support
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... -
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... -
Object
clone values eqProps keys omit pick pickAll project prop props keysIn path valuesIn toPairs toPairsIn propOr clone {*} → {*} Parameters valueThe object or ar...
