September 2010
Intermediate to advanced
440 pages
9h 23m
English
Content preview from MySQL for PythonBecome 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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Project: Incorporating aggregate functions
Building support for aggregate functions into our web application requires some revision of code that we have already written. As shown in this chapter, all aggregate functions work with the SELECT keyword. We will thus need to change how we support that kind of query. By the end of this section, we will build the following functionality into the web application:
- Support for all calculating functions
- Support for use of
DISTINCTin conjunction with calculating functions - Allowance for sorting using either
ORDER BYorGROUP BY - Return results in a tabular format
The order of development when revising a project should be inside out. Revise the relevant function and develop outward, through the main() function. ...
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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.