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Product Interoperability
Ambari 2.7.5 supports only HDP-3.1.5 and HDF-3.2.0 The Support Matrix tool provides information about: Operating Systems Databases Browsers JDK Use the following URL to det... -
Auxiliary SQL Functions
Kyuubi provides several auxiliary SQL functions as supplement to Spark’s Built-in Functions Name Description Return Type Since kyuubi_version Return the version of K... -
Config Management
Introduction Dataset Config Management Requirement Data Model Versioning Client library Config Store Current Dataset Config Management Implementation Data model Client appli... -
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 ... -
Collect Information
Before deploying a cluster, you should collect the following information: The fully qualified domain name (FQDN) of each host in your system. The Ambari Cluster Install wizard s... -
2. Monitoring Kyuubi - Server Metrics
Configurations Metrics Kyuubi has a configurable metrics system based on the Dropwizard Metrics Library . This allows users to report Kyuubi metrics to a variety of kyuubi.metri... -
第四章：线程安全问题
学习目标 1. 什么是线程安全 1.1 线程安全的定义 1.2 线程安全的重要性 2. 共享资源访问的竞态条件 2.1 什么是竞态条件 2.2 竞态条件示例 2.3 竞态条件的类型 读-改-写竞态条件 检查再执行竞态条件 3. 线程安全问题的表现形式 3.1 原子性问题 3.2 可见性问题 3.3 有序性问题 4. 实战案例：商品... -
Microsoft Azure
Disclaimer Supported Storage System Verified Combination of Spark and storage system HDInsight Spark2.4 on Azure Data Lake Storage Gen 2 Databricks Spark2.4 on Azure Data Lake S... -
第六章：volatile关键字
学习目标 1 内存可见性问题 1.1 什么是内存可见性 1.2 内存可见性问题的原因 2 volatile的作用与使用场景 2.1 volatile关键字介绍 2.2 volatile的内存语义 2.3 volatile的适用场景 2.4 volatile不能解决的问题 3 volatile与synchronized的区别 3.1 可见性与... -
Configure Kyuubi to use Custom EventHandler
Build A Custom EventHandler Enable Custom EventHandler Kyuubi provide event processing mechanism, it can help us to record some events. Beside the builtin JsonLoggingEventHandle...
