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Aggregation Functions
Data Setup min Using min() with Lists max stDev stDevP percentileCont percentileDisc count Using count(expression) to return the number of values Counting non-null value... -
Hive JDBC Driver
Instructions Install Hive JDBC JDBC URL Example Instructions Kyuubi is fully compatible with Hive JDBC and ODBC drivers that let you connect to popular Business Intelligence ... -
4. 安装 Ambari
要在集群中的单个主机上安装 Ambari 服务器，请完成以下步骤： 访问 Ambari 存储库 下载软件 下载 Ambari 存储库 安装 Ambari 服务器 设置 Ambari 服务器 -
Client Properties (2.x)
Below are properties set in accumulo-client.properties that configure Accumulo clients . All properties have been part of the API since 2.0.0 (unless otherwise specified): Pr... -
11. Redis commands mapping
Redis command Sync / Async APIRedisson.create(config) Reactive APIredisson.reactive() RxJava3 APIredisson.rxJava() AUTH Config.setPassword() - - APPEND RBinarySt... -
Event Listener
Introduction Support Those Engines API Event Data API Event Listener API Event Collect API Configuration Listener Zeta Engine Flink Engine Spark Engine Introduction The... -
6.1 Add LaTeX code to the preamble
The general structure of a LaTeX document is like this: \documentclass { article } % preamble \begin { document } % body \end { document } That is, you declare the d... -
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... -
Amazon Athena
AWS Athena 数据源 是否原生支持 AWS Athena 数据源 数据源：选择 ATHENA 数据源名称：输入数据源的名称 描述：输入数据源的描述 用户名：设置连接 AWS 的 access key 密码：设置连接 AWS 的 secret access key AwsRegion: 设置连接 AWS 的区域 数据库名：输入连接 ATH... -
5.2 Indent text
As mentioned in Section 4.12 , whitespaces are often meaningless in Markdown. Markdown will also ignore spaces used for indentation by default. However, we may want to keep the in...