January 2019
Beginner to intermediate
154 pages
4h 31m
English
Content preview from Apache Spark Quick Start Guide
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Project Tungsten
This section will discuss Project Tungsten and optimizations provided by this project. As a developer, you don't have to configure any property related to Tungsten as Spark provides this optimization by default, but it is worth giving an overview of Tungsten at this point in time. Project Tungsten is all about optimizations. In earlier days of distributed computing, the main bottlenecks in performance were disk I/O and network bandwidth. In recent years, hardware has made a significant improvement. For example, disks are now coming with new options such as solid state drives (SSD) and flash drives, which has increased disk performance. In a recent study, It was observed that most of the distributed applications do not perform ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
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.