June 2014
Intermediate to advanced
804 pages
22h 17m
English
Content preview from Pro SQL Server Internals
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CHAPTER 10
User-Defined Functions
One of the first things that developers learn about in their career is the benefits of code reuse. Encapsulating and reusing code into separate libraries speeds up the development and testing process and reduces the number of bugs in the system.
Unfortunately, the same approach does not always work well in the case of T-SQL. From a development and testing standpoint, code reuse definitely helps. However, from a performance standpoint, it could introduce unnecessary overhead when implemented incorrectly. One such example is a “one size fits all” approach where developers create a single stored procedure or function ...
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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.