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StarRocks
Description Key features Options node_urls [list] username [string] password [string] database [string] table [string] scan_filter [string] schema [config] fields [Config] ... -
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... -
Apache Spark
To read a OneTable synced target table (regardless of the table format) in Apache Spark locally or on services like Amazon EMR, Google Cloud’s Dataproc, Azure HDInsight, or Databr... -
Configuring Oracle for Ranger
If you are using Amazon RDS, see the Amazon RDS Requirements . On the Oracle host, install the appropriate JDBC .jar file. Download the Oracle JDBC (OJDBC) driver from http://... -
Trino JDBC Driver
Instructions Start Kyuubi Trino Server Install Trino JDBC JDBC URL Instructions Kyuubi currently supports the Trino connection protocol, so we can use Trino-JDBC to connect t... -
Gobblin on Yarn
Introduction Architecture Overview The Role of Apache Helix Gobblin Yarn Application Launcher YarnAppSecurityManager LogCopier Gobblin ApplicationMaster YarnService GobblinH... -
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... -
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 ... -
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... -
Performance
Read performance Write performance Accumulo can be tuned to improve read and write performance. Read performance Enable caching on tables to reduce reads to disk. Enable b...
