June 2023
Intermediate to advanced
480 pages
12h 39m
English
Content preview from Oracle PL/SQL by Example, 6th Edition
Conditional Control:
Lab 5.1:
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5
Conditional Control: CASE Statements
In the previous chapter, you explored the concept of conditional control via IF and ELSIF statements. In this chapter, you will continue this exploration by examining different types of CASE statements and expressions. You will also learn how to use NULLIF and COALESCE functions, which are considered extensions of CASE.
Lab 5.1: CASE Statements
A CASE statement has two forms: CASE and searched CASE. A CASE statement allows you to specify a selector that determines which group of actions to take. A searched CASE ...
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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.