Hadoop

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http://wiki.apache.org/hadoop/PoweredBy

PoweredBy Hadoop

This page documents an alphabetical list of institutions that are using Hadoop for educational or production uses. Companies that offer services on or based around Hadoop are listed in Distributions and Commercial Support .
Traditional SQL databases, such as Oracle, DB2 and SQL server should be used for what they do best: managing a consistent and integrated transactional model. http://www.ingensi.com/blog-big-data/item/109-modelisation-bigdata-hadoop-hbase

Big Data : comment modéliser ses données avec Hadoop-Hbase?(1/3)

ce que Hadoop ?

http://www.piloter.org/business-intelligence/hadoop.htm Data warehouse, stockage et traitement distribués Définition Hadoop H adoop est un projet Open Source géré par Apache Software Fundation basé sur le principe Map Reduce et de Google File System, deux produits Google Corp.
Dhruba Borthakur, a Hadoop Engineer at Facebook, has published part of a paper he co-authored with several of his engineering co-workers on Apache Hadoop. The first part of the paper explains Facebook's requirements and non-requirements for a data store for its revamped Facebook Messages application and the reasons it chose Apache Hadoop to power it. The paper will be published at SIGMOD 2011.

Why Facebook Uses Apache Hadoop and HBase

http://readwrite.com/2011/05/20/why-facebook-uses-apache-hadoo
http://fr.wikipedia.org/wiki/MapReduce

MapReduce

Un article de Wikipédia, l'encyclopédie libre. MapReduce est un patron d'architecture de développement informatique , popularisé (et non inventé) par Google , dans lequel sont effectués des calculs parallèles , et souvent distribués , de données potentiellement très volumineuses (> 1 teraoctet ).