September 2016
Intermediate to advanced
1091 pages
21h 41m
English
Content preview from PHP 7: Real World Application DevelopmentBecome 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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Databases and Doctrine
Databases are the backbone of almost every web application. Every time we need to store or retrieve data, we do so with the help of databases. The challenge in the modern OOP world is to abstract the database so that our PHP code is database agnostic. MySQL is probably the most known database in the PHP world. PHP itself has a great support for working with MySQL, whether it is via the mysqli_* extension or via PDO. However, both approaches are MySQL specific, to o close to database. Doctrine solves this problem by introducing a level of abstraction, enabling us to work with PHP objects that represent tables, rows, and their relations in MySQL.
Doctrine is completely decoupled from Symfony, so using it is completely optional. ...
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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.