April 2018
Beginner to intermediate
360 pages
8h 54m
English
Content preview from Seven Databases in Seven Weeks, 2nd EditionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Day 1: Let’s Go Shopping!
Fun fact: Dynamo—the database that inspired the later DynamoDB—was originally built with the very specific purpose of serving as the storage system for Amazon’s famous shopping cart. When you’re building a shopping cart application, the absolute, unbreakable categorical imperative guiding your database should be this: do not lose data under any circumstances. Losing shopping cart data means losing money directly. If a user puts a $2,500 mattress in their Amazon shopping cart and the database suddenly forgets that, then that’s money potentially lost, especially if the data is lost just before checkout.
Multiply a mistake like that times thousands or even millions and you get a clear sense of why Amazon needed to build ...
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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.