August 2012
Intermediate to advanced
192 pages
4h 55m
English
book
NoSQL Distilled: A Brief Guide to the Emerging World of Polyglot Persistence
by Pramod J. Sadalage, Martin Fowler
Content preview from NoSQL Distilled: A Brief Guide to the Emerging World of Polyglot Persistence
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Chapter 8. Key-Value Databases
A key-value store is a simple hash table, primarily used when all access to the database is via primary key. Think of a table in a traditional RDBMS with two columns, such as ID and NAME, the ID column being the key and NAME column storing the value. In an RDBMS, the NAME column is restricted to storing data of type String. The application can provide an ID and VALUE and persist the pair; if the ID already exists the current value is overwritten, otherwise a new entry is created. Let’s look at how terminology compares in Oracle and Riak.
8.1. What Is a Key-Value Store
Key-value stores are the simplest NoSQL data ...
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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.