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Hive CLI
Hive CLI 综述 Hive CLI任务 VS 连接Hive数据源的SQL任务 创建任务 任务参数 任务样例 Hive CLI任务样例 Hive CLI 综述 使用Hive Cli任务插件 创建Hive Cli 类型的任务执行SQL脚本语句或者SQL任务文件。 执行任务的worker会通过hive -e 命令执行hive SQL脚本语... -
Function
always comparator compose construct curry useWith flip groupBy identity invoker nAry once pipe tap binary unary always a → (* → a) Parameters valThe value to... -
Ubuntu 18
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... -
Caching
Configuration Accumulo tablet servers have block caches that buffer data in memory to limit reads from disk. This caching has the following benefits: reduces latency when rea... -
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 MySQL for Ranger
Prerequisites Steps RHEL/CentOS/Oracle/Aamazon Linux SLES Prerequisites When using MySQL, the storage engine used for the Ranger admin policy store tables MUST support trans... -
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... -
Array
.chunk(array, [size=1]) Arguments Returns Example .compact(array) Arguments Returns Example .difference(array, [values]) Arguments Returns Example .drop(array, [n=1]) A... -
TPC-H
TPC-H Integration Dependencies Configurations TPC-H Operations The TPC-H is a decision support benchmark. It consists of a suite of business oriented ad-hoc queries and concur... -
Persistiq
Description Key features Options url [String] password [String] method [String] params [Map] body [String] poll_interval_millis [int] retry [int] retry_backoff_multiplier_...
