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5.3 Control the width of text output
Sometimes the text output printed from R code may be too wide. If the output document has a fixed page width (e.g., PDF documents), the text output may exceed the page margins. Se... -
1. Getting Ready
This section describes the information and materials you should get ready to install a cluster using Ambari. Ambari provides an end-to-end management and monitoring solution for y... -
Kudu
Support Kudu Version Support Those Engines Key features Description Data Type Mapping Source Options Task Example Simple: Multiple Table Changelog 2.2.0-beta 2022-09-26 N... -
自监控
夜莺 5.x 版本有 n9e-webapi 和 n9e-server 两个模块，这俩模块都暴露了 /metrics 接口，所以，夜莺自身组件的监控，就有两个做法，做法一： 搞一个单独的 Prometheus，抓取 n9e-webapi 和 n9e-server 的 /metrics 的数据 在这个单独的 Prometheus 里配置 up 指标的告... -
Post-commit Callback
HTTP Endpoints Kafka Endpoints Pulsar Endpoints Bring your own implementation Apache Hudi provides the ability to post a callback notification about a write commit. This may b... -
TPC-DS
TPC-DS Integration Dependencies Configurations TPC-DS Operations The TPC-DS is a decision support benchmark. It consists of a suite of business oriented ad-hoc queries and con... -
CDC Compatible Debezium-json
How To Use MySQL-CDC Sink Kafka SeaTunnel supports to interpret cdc record as Debezium-JSON messages publish to mq(kafka) system. This is useful in many cases to leverage this ... -
Function
always comparator compose construct curry useWith flip groupBy identity invoker nAry once pipe tap always a → (* → a) Parameters valThe value to wrap in a func... -
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... -
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...
