August 2013
Intermediate to advanced
1472 pages
38h
English
Content preview from Oracle Database 12c The Complete ReferenceBecome 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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CHAPTER7Getting Text Information and Changing It
This chapter introduces string functions, which are software tools that allow you to manipulate a string of letters or other characters. To reference individual functions quickly, look them up by name in the Alphabetical Reference section of this book. This chapter focuses on the manipulation of text strings; to perform word searches (including word stem expansions and fuzzy matches) you should use Oracle Text, as described in Chapter 27.
Functions in Oracle work in one of two ways. Some functions create new objects from old ones; they produce a result that is a modification of the original information, ...
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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.