-
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... -
Dell
Iceberg Dell Integration Dell ECS Integration Iceberg can be used with Dell’s Enterprise Object Storage (ECS) by using the ECS catalog since 0.15.0. See Dell ECS for more infor... -
命令行
用法 全局选项 命令 init check run upgrade dump build plugin config Answer 二进制文件支持一些命令行选项 用法 answer command [command or global options] [arguments...] 运行 answer 的方法如下： ... -
PostgreSQL Prerequisite
The Ranger database user in Amazon RDS PostgreSQL Server should be created before installing Ranger and should be granted an existing role which must have the role CREATEDB. Usi... -
SQL In Cypher
Create Function Query AGE does not support SQL being directly written in Cypher. However with user defined functions you can write SQL queries and call them in a cypher command... -
Evolution
Evolution Iceberg supports in-place table evolution . You can evolve a table schema just like SQL — even in nested structures — or change partition layout when data volume chang... -
Partitioning
Partitioning What is partitioning? Partitioning is a way to make queries faster by grouping similar rows together when writing. For example, queries for log entries from a logs ... -
PostgreSQL Prerequisite
The Ranger database user in Amazon RDS PostgreSQL Server should be created before installing Ranger and should be granted an existing role which must have the role CREATEDB. Usi... -
Spark
Spark数据源 是否原生支持 Spark数据源 数据源：选择 Spark 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Spark的IP 端口：输入连接Spark的端口 用户名：设置连接Spark的用户名 密码：设置连接Spark的密码 数据库名：输入连接Spark的数据库名称 Jdbc连接参数：用于Spark连... -
Using Cypher in a CTE Expression
There are no restrictions to using Cypher with CTEs (Common Table Expressions ). Query: WITH graph_query as ( SELECT * FROM cypher ( 'graph_name' , $$ ...
