January 2012
Intermediate to advanced
80 pages
1h 44m
English
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Chapter 1. Why Mongo?
One of the problems that led to the first dot-com crash was the huge expense of development, especially server software. A new and viable set of open source tools emerged from the ashes of the first dot-com and became the foundation for the next generation of the Internet. In the summer of 2001, a new acronym emerged; LAMP—Linux, Apache, MySQL and PHP—became the platform of choice for an entire generation of developers. And like that, PHP and MySQL were married (they were right next to each other, after all). The two seemed destined to go together forever.
The Problem of Objects and Relational Data Structures
There was only one problem. PHP—which started as a templating language—matured and gradually embraced objects. PHP was being used in more complex applications and the language consistently changed to meet these ever-increasing demands. The practice of writing raw SQL queries in template files quickly became unacceptable (some say it was never acceptable). As the problems became more and more complex, tools were written to solve the constantly growing trouble of PHP using objects (or arrays) and MySQL (and the other relational databases) using tables, rows, and columns.
This isn’t a problem specific to PHP. For decades, people have built tools and libraries to automate the process of translating objects to relational data structures. The most popular set is called Object Relational Mappers (ORMs). ORMs were built to solve the problem of SQL. Their sales pitch ...
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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.
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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.