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在 Postgres 中配置 Druid 和元数据存储
关于此任务 步骤 关于此任务 Druid 和 Superset 需要一个关系数据存储来存储元数据。要为此使用 Postgres，请安装 Postgres 并为 Druid 元存储创建数据库。如果您已经使用 MySQL 创建了数据存储，则无需在 Postgres 中配置其他元数据存储。 步骤 登录 Postgres： sudo su po... -
ZooKeeper
ZooKeeper ACLs ACL errors during upgrade ZooKeeper ACLs Accumulo requires full access to nodes in ZooKeeper under the /accumulo path. The ACLs can be examined using the ZooKee... -
Z-Ordering Support
Introduction Supported table format Supported column data type How to use Optimize history data Syntax Examples Optimize incremental data To improve query speed, Kyuubi su... -
Object
clone values eqProps keys omit pick pickAll project prop props where keysIn path valuesIn clone {*} → {*} Parameters valueThe object or array to clone Return... -
Object
clone values eqProps keys omit pick pickAll project prop props keysIn path valuesIn toPairs toPairsIn propOr has hasIn assoc assocPath lens pickBy evolve inv... -
Rabbitmq
Description Key features Options host [string] port [int] virtual_host [string] username [string] password [string] url [string] queue_name [string] routing_key [string] ... -
Presto
Presto allows you to query table formats like Hudi, Delta and Iceberg using connectors. The same setup will work for OneTable synced tables as well. For more information and requ... -
MySQL/MariaDB Prerequisite
You must change the variable log_bin_trust_function_creators to 1 during Ranger installation. From RDS Dashboard>Parameter group (on the left side of the page): Set the MySQL... -
String
match split trim replace toLower toUpper test toString match RegExp → String → [String | Undefined] Parameters rxA regular expression. strThe string to match against... -
7 HTML Output
Compared to LaTeX, HTML may be a little weak in typesetting for paged output. However, it is much more powerful in presenting results, especially when combined with CSS and JavaSc...