November 2024
Intermediate to advanced
400 pages
11h 12m
French
Content preview from Apprendre Spark, 2ème édition
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Chapitre 1. Introduction à Apache Spark : Un moteur d'analyse unifié
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Ce chapitre expose les origines d'Apache Spark et sa philosophie sous-jacente. Il passe également en revue les principaux composants du projet et son architecture distribuée. Si tu connais bien l'histoire de Spark et les concepts de haut niveau, tu peux passer ce chapitre.
La genèse de Spark
Dans cette section, nous allons tracer le parcours de La courte évolution d'Apache Spark : sa genèse, son inspiration et son adoption par la communauté en tant que moteur de traitement unifié de facto des big data.
Big Data et informatique distribuée chez Google
Quand on pense à l'échelle, on ne peut s'empêcher de penser à la capacité du moteur de recherche de Google à indexer et à rechercher les données du monde entier sur Internet à la vitesse de l'éclair. Le nom Google est synonyme d'échelle. En fait, Google est une faute d'orthographe délibérée du terme mathématique googol: c'est 1 plus 100 zéros !
Ni les systèmes de stockage traditionnels tels que les systèmes de gestion de bases de données relationnelles (SGBDR), ni les méthodes de programmation impératives n'étaient en mesure de gérer l'échelle à laquelle Google souhaitait construire et rechercher les documents indexés de l'internet. La nécessité de trouver de nouvelles approches a conduit à la création de Google File System (GFS),
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.