-
Transactions
Locking Non-Transactional When managing the persistence of objects using a PersistenceManager it is common to handle all datastore operations in a transaction. For this reason ... -
为 HDF 服务安装数据库
安装和配置MySQL 安装和配置 Postgres 使用 Oracle 数据库 安装 Schema Registry、SAM、Druid 和 Superset 时，您需要一个关系数据存储来存储元数据。您可以使用 MySQL、Postgres、Oracle 或 MariaDB。这些主题描述如何安装 MySQL、Postgres 和 Oracle 以及如... -
报警配置
新增报警配置 E-mail(邮件) DingTalk(钉钉) Wechat(企微) Lark(飞书) 测试报警配置 修改报警配置 使用报警配置 删除报警配置 目前 StreamPark 中支持配置多种报警方式，主要有以下几种： E-mail ：邮件通知 DingTalk ：钉钉自定义群机器人 Wechat ：企业微信自定义群机器人 ... -
AWS S3
AWS configs AWS Credentials AWS Libs AWS S3 Versioned Bucket In this page, we explain how to get your Hudi spark job to store into AWS S3. AWS configs There are two configur... -
启动 Ambari 服务器
下一步 更多信息 在 Ambari Server 主机上运行以下命令： ambari - server start 要检查 Ambari Server 进程： ambari - server status 停止 Ambari 服务器： ambari - server stop 如果您计划将现有数据库实例... -
Amazon Linux 2
Steps Next Step More Information On a server host that has Internet access, use a command line editor to perform the following Steps Log in to your host as root . Download t... -
Hive
Description Key features Options table_name [string] metastore_uri [string] hdfs_site_path [string] read_partitions [list] krb5_path [string] kerberos_principal [string] ke... -
Assert
Description Key Features Options rules [ConfigMap] field_rules [ConfigList] field_name [string] field_type [string | ConfigMap] field_value [ConfigList] rule_type [string] ... -
Enterprise WeChat
Description Key features Options url [string] mentioned_list [array] mentioned_mobile_list [array] common options Example Changelog 2.2.0-beta 2022-09-26 2.3.0-beta 2022-1... -
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...
