1. 动机 Lakehouse最早由Databricks公司提出,其可作为低成本.直接访问云存储并提供传统DBMS管系统性能和ACID事务.版本.审计.索引.缓存.查询优化的数据管理系统,Lakehouse结合数据湖和数据仓库的优点:包括数据湖的低成本存储和开放数据格式访问,数据仓库强大的管理和优化能力.Delta Lake,Apache Hudi和Apache Iceberg是三种构建Lakehouse的技术. 与此同时,Pulsar提供了一系列特性:包括分层存储.流式卸载.列式卸载等,让其成…

转自http://prinx.blog.163.com/blog/static/190115275201211128513868/和http://www.cnblogs.com/jie465831735/archive/2013/03/06.html 按如下顺序看效果最佳: 1.       MapReduce Simplied Data Processing on Large Clusters 2.       Hadoop环境的安装 By 徐伟 3.       Parallel K-Mea…

https://internetofthingswiki.com/top-20-iot-platforms/634/ After learning what is the internet of things and learning about its fundamental componentsit’s time to choose an appropriate IoT platform. But first you should learn a bit about IoT hardware…

AIOps platforms enhance IT operations through greater insights by combining big data, machine learning and visualization. I&O leaders should initiate AIOps deployment to refine performance analysis today and augment to IT service management and autom…

10g+: Transportable Tablespaces Across Different Platforms (Doc ID 243304.1) APPLIES TO: Oracle Database - Enterprise Edition - Version 10.1.0.2 to 12.2.0.1 [Release 10.1 to 12.2]Oracle Database - Standard Edition - Version 10.1.0.2 to 12.2.0.1 [Rele…

[it-ebooks]电子书列表   [2014]: Learning Objective-C by Developing iPhone Games || Leverage Xcode and Objective-C to develop iPhone games http://it-ebooks.info/book/3544/Learning Web App Development || Build Quickly with Proven JavaScript Techniques http:…

ABSTRACT Recent technological advancement have led to a deluge of data from distinctive domains (e.g., health care and scientific sensors, user-generated data, Internet and financial companies, and supply chain systems) over the past two decades. The…

61. View the Exhibit.Which statement regarding the dept and emp tables is true?A) When you delete a row from the emp table, you would receive a constraint violation error.B) When you delete a row from the dept table, you would receive a constraint vi…

https://www.gartner.com/doc/reprints?id=1-4LC8PAW&ct=171130&st=sb Summary Security and risk management leaders are implementing and expanding SIEM to improve early targeted attack detection and response. Advanced users seek SIEM with advanced prof…

https://github.com/onurakpolat/awesome-bigdata A curated list of awesome big data frameworks, resources and other awesomeness. Inspired by awesome-php, awesome-python, awesome-ruby, hadoopecosystemtable & big-data. Your contributions are always welco…