December 2001
Intermediate to advanced
800 pages
17h 55m
English
Content preview from Guru's Guide to SQL Server™ Stored Procedures, XML, and HTML, TheBecome 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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Relational Data Modeling
Now that you've successfully modeled the relationships between the entities needed to service the property leasing process, you're ready to move on to relational data modeling. Relational (or logical) data modeling is one step closer to the physical implementation of your database than E-R diagramming. Here you'll define primary keys, referential integrity constraints, and the like. Again, a CASE tool is indispensable here. A good CASE tool will not only make the task of modeling much easier, it will also generate the SQL necessary to implement your model.
Logical Data Modeling Terms
Before we get started, let me cover some basic relational database and logical data modeling jargon. Table 5-5 lists what I consider essential ...
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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.