November 2009
Intermediate to advanced
796 pages
16h 57m
English
Content preview from OCA Oracle Database SQL Certified Expert Exam Guide (Exam 1Z0-047)Become 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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17Regular Expression Support
CERTIFICATION OBJECTIVES
17.02 Regular Expression Functions
17.04 Regular Expressions and CHECK Constraints
This chapter explores the use of regular expressions in Oracle SQL. The term “regular expressions” refers to a specific language for working with text. You can use regular expressions to specify some complex character patterns and perform complex searches in a succinct and efficient manner.
Regular expressions have an identity that goes beyond SQL and Oracle. They are used in Unix, C, and elsewhere. This chapter will look at the ...
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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.