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在集群和浏览器主机上启用 NTP
集群中所有节点的时钟以及运行访问 Ambari Web 界面的浏览器的计算机必须能够相互同步。 要安装 NTP 服务并确保其在启动时启动，请在每台主机上运行以下命令： RHEL/CentOS/Oracle 7 yum install - y ntp systemctl enable ntpd SLES zypper install ... -
7.4 Scrollable code blocks (*)
When you have large amounts of code and/or verbatim text output to display on an HTML page, it may be desirable to limit their heights. Otherwise the page may look overwhelmingly ... -
Team & member Management
User Management Team Management Role Management Member Management User Management ADMIN can select the user type when creating or modifying a user. There are two user types: ... -
Operators
String Specific Comparison Operators Data Setup Starts With Contains Ends With Regular Expressions Basic String Matching Case insensitive search The . Wildcard The * Wildcar... -
Amazon Redshift Spectrum
Hudi and Iceberg tables Delta Lake table To read a OneTable synced target table (regardless of the table format) in Amazon Redshift, users have to create an external schema and ... -
Relation
countBy difference differenceWith unionWith union gt gte intersection lt lte max min propEq sortBy pathEq countBy (a → String) → [a] → {*} Parameters fnThe fu... -
Oracle Prerequisite
Due to limitations in Amazon RDS , the Ranger database user and tablespace must be created manually and the required privileges must be manually granted to the Ranger database use... -
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... -
Cache API implementations
Spring Cache Redisson provides various Spring Cache implementations. Each Cache instance has two important parameters: ttl and maxIdleTime . Data is stored infinitely if these se... -
Registry SPI
DolphinScheduler Registry SPI 扩展 如何使用？ 如何扩展 FAQ DolphinScheduler Registry SPI 扩展 如何使用？ 进行以下配置（以 zookeeper 为例） 注册中心插件配置, 以Zookeeper 为例 (registry.properties) dolphinschedule...
