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升级
我们建议在升级之前备份数据库和配置文件。通常情况下，我们保证升级不会影响现有数据。 备份数据意味着即使升级失败或者你不想使用高级版本，你也有回滚的选择。 Docker Compose 如果你使用 Docker Compose 安装 Answer，升级非常简单。 docker - compose pull docker - compose ... -
orm DTD/XSD
JDO defines XML MetaData in jdo files as well as orm files. As always with XML, the metadata must match the defined DTD/XSD for that file type. This section describes the conten... -
PostgreSQL
POSTGRESQL 数据源 是否原生支持 POSTGRESQL 数据源 数据源：选择 POSTGRESQL 数据源名称：输入数据源的名称 描述：输入数据源的描述 IP 主机名：输入连接 POSTGRESQL 的 IP 端口：输入连接 POSTGRESQL 的端口 用户名：设置连接 POSTGRESQL 的用户名 密码：设置连接 POSTGRE... -
Socket
Support Those Engines Key features Description Sink Options Task Example Changelog 2.2.0-beta 2022-09-26 Socket sink connector Support Those Engines Spark Flink SeaTu... -
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... -
Kyuubi v.s. HiveServer2
Introduction Hive on Spark Differences Between Kyuubi and HiveServer2 Performance References Introduction HiveServer2 is a service that enables clients to execute Hive QL qu... -
Streaming Reads
Spark Streaming Spark Streaming Structured Streaming reads are based on Hudi’s Incremental Query feature, therefore streaming read can return data for which commits and base fil... -
Kyuubi Administer Tool
Installation Usage Refresh config List Servers Delete an Engine New in version 1.6.0. Kyuubi administer tool(kyuubi-admin) provides administrators with some maintenance oper... -
Yarn 队列管理
背景介绍 如何创建Yarn队列 如何使用可用队列 该功能的相关条目 背景介绍 在实际的生产环境中，针对 Yarn 部署模式 ， 用户通常需要输入 queue 或 queue &labels 来指定 yarn-application 模式下的 Flink 应用程序 或 yarn-session 模式下的 Flink 集群的配置。 在此过程中... -
Memory Requirements
The Ambari host should have at least 1 GB RAM, with 500 MB free. To check available memory on any host, run: free - m If you plan to install the Ambari Metrics Service (AMS...
