May 2008
Beginner
504 pages
8h 34m
English
Content preview from Sams Teach Yourself SQL in 24 Hours, Fourth EditionBecome 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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Chapter 20. Creating and Using Views and Synonyms
During this hour, you learn about performance, as well as how to create and drop views, how to use views for security, and how to provide simplicity in data retrieval for end users and reports. You also will read a discussion on synonyms.
The highlights of this hour include:
What views are
How views are used
Views and security
Storage of views
Creating views
Joining views
Data manipulation in a view
What synonyms are
Managing synonyms
Creation of synonyms
Dropping synonyms
What Is a View?
A view is a virtual table. That is, a view looks like a table and acts like a table as far as a user is concerned, but it doesn’t require physical storage. A view is actually a composition of a table in the form of a predefined ...
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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.