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Therefore, you can
use PostgreSQL in many situations where you need a powerful, scalable database.
PostgreSQL also has a fair number of large users, like Skype, TiVo, the Internet Movie
Database, the US Department of Labor, Apple Remote Desktop (see Figure 1-2), and
Radio Paradise. Radio Paradise is an Internet radio station with roughly 30 thousand
users and more than 2 million file requests per day.
nTip Often, convincing bosses, investors, or coworkers to use open source technology can be a hassle.
Pointing to high-profile, high-load sites and companies using the technology can help in this endeavor.
You can find a detailed list of significant MySQL users at http://en.wikipedia.org/wiki/
Mysql#Prominent_users. Similarly, you can find a list of PostgreSQL users at http://en.wikipedia.
org/wiki/Postgresql#Prominent_users.
CHAPTER 1 n DATA ACCESS FUNDAMENTALS 4
Figure 1-2. Apple??™s Remote Desktop is a high-traffic site that uses PostgreSQL.
Using Active Record As a Database Access Library
Most of the examples in this book use Active Record as a database access library.


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