September 2008
Beginner to intermediate
768 pages
17h 40m
English
book
Microsoft® SQL Server™ 2008 All-In-One Desk Reference For Dummies®
by Robert D. Schneider, Darril Gibson
Content preview from Microsoft® SQL Server™ 2008 All-In-One Desk Reference For Dummies®
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Chapter III.7. Modifying Your Data
Most databases are dynamic — that is, the data changes. The exception is an archive database that holds historical information. Rewriting history is not a good idea!
Three primary commands are used to change data in a database: INSERT to add data, UPDATE to modify data, and DELETE to remove data. Each of these commands is called a Data Manipulation Language (DML) command. In this chapter, we cover the basics of INSERT, UPDATE, and DELETE.
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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.