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Spark DDL
CREATE TABLE PRIMARY KEY PARTITIONED BY CREATE TABLE … AS SELECT CREATE TABLE … LIKE REPLACE TABLE … AS SELECT DROP TABLE TRUNCATE TABLE ALTER TABLE ALTER TABLE … SET TBLPR... -
Methods
String Methods Collection Methods List Methods Map Methods Temporal Methods Enum Methods Optional Methods Other Methods When writing the “filter” for a JDOQL Query you can... -
3.3 Render an R script to a report
Even if you are a long-time R Markdown user, you may have missed another possibility. Dean Attali called it “knitr ‘s best hidden gem”. That is, you can render a pure R script to... -
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... -
Falcon 插件
Nightingale 实现了 Open-Falcon 的 HTTP 数据接收接口，所以，Open-Falcon 社区很多采集插件也是可以直接使用的。但是 Falcon-Agent 不行，因为 Falcon-Agent 推送监控数据给服务端，走的是 RPC 接口。 如果你发现某个 Falcon-Plugin 是用 CRON 的方式驱动的，推送数据走的是 ... -
SQL UDF
Description UDF API UDF Implements Example Example Changelog new version UDF of SQL transform plugin Description Use UDF SPI to extends the SQL transform functions lib.... -
9.2 Display HTML widgets
References HTML widgets (https://www.htmlwidgets.org ) are typically interactive JavaScript applications, which only work in HTML output. If you knit an Rmd document containing H... -
JDBC
JDBC Catalog Configurations Examples Spark Java API JDBC Catalog Iceberg supports using a table in a relational database to manage Iceberg tables through JDBC. The database ... -
HIVE
HIVE数据源 使用HiveServer2 使用 HiveServer2 HA Zookeeper 是否原生支持 HIVE数据源 使用HiveServer2 数据源：选择 HIVE 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 HIVE 的 IP 端口：输入连接 HIVE 的端口 用户名：设置连接 HIVE... -
Kudu
Support Kudu Version Support Those Engines Key Features Data Type Mapping Sink Options Task Example Simple: Multiple Table Changelog 2.2.0-beta 2022-09-26 2.3.0-beta 2022-...
