April 2026
Beginner
493 pages
23h 2m
English
Content preview from SQL
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A.5 Summary
In this appendix, we’ve covered the important subject of ERD, which is arguably the industry standard language to communicate database table designs.
You’ve probably read this chapter because you either had no previous ERD experience at all or needed to refresh your memory. In either case, reading this chapter before going forward with the book’s main content (as suggested) was a good time investment for sure! You’ll be able to follow examples and understand diagrams much more accurately and smoothly.
In your career as a programmer, you can use ERD to quickly sketch a database design to discuss with your colleagues or get approval of it from involved parties. Alternatively, you can use it to create an overview map of an already ...
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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.