May 2018
Intermediate to advanced
392 pages
10h 22m
English
Content preview from Practical SQL
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15SAVING TIME WITH VIEWS, FUNCTIONS, AND TRIGGERS
One of the advantages of using a programming language is that it allows us to automate repetitive, boring tasks. For example, if you have to run the same query every month to update the same table, sooner or later you’ll search for a shortcut to accomplish the task. The good news is that shortcuts exist! In this chapter, you’ll learn techniques to encapsulate queries and logic into reusable PostgreSQL database objects that will speed up your workflow. As you read through this chapter, keep in mind the DRY programming principle: Don’t Repeat Yourself. Avoiding repetition saves time and prevents ...
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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.