September 2010
Intermediate to advanced
1704 pages
111h 8m
English
book
Microsoft® SQL Server 2008 R2 Unleashed
by Ray Rankins, Paul Bertucci, Chris Gallelli, Alex T. Silverstein
Content preview from Microsoft® SQL Server 2008 R2 Unleashed
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Data Modifications and Views
Data modifications are allowed through a view under certain circumstances. Views that meet these criteria are sometimes called updatable views. Updatable views can be referenced in an INSERT, UPDATE, or DELETE statement, and these statements ultimately affect the underlying table(s) in the view.
The following example contains a SQL statement to create an updatable view, followed by an UPDATE statement that performs a data modification using the view:
In general, updatable views are similar to the previous example. The following specific conditions allow a view to be updatable:
• Any data modification via a view must ...
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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.