October 2013
Intermediate to advanced
580 pages
18h 5m
English
book
Pro Oracle SQL, Second Edition
by Karen Morton, Kerry Osborne, Robyn Sands, Riyaj Shamsudeen, Jared Still
Content preview from Pro Oracle SQL, Second Edition
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CHAPTER 8
Analytic Functions
The use of analytic functions, also known as windowing functions, is often overlooked even though they’ve been around since Oracle 8i. Perhaps because the primary documentation for these functions is found in the Oracle Database Data Warehousing Guide (http://www.oracle.com/technetwork/indexes/documentation/index.html), they are often thought useful only in data warehousing SQL. In the previous chapter, we examined how advanced grouping techniques can be used to accomplish so much that you may be wondering why you need to bother with analytic functions. Well, just like really good carpenters have numerous tools in ...
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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.