December 2001
Intermediate to advanced
640 pages
15h 11m
English
Content preview from Oracle9i™ Development by ExampleBecome 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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Debugging PL/SQL
It is important with any programming language either to be able to follow the code line by line or to be able to stop the code at certain points to check the contents of variables to ensure that the program is functioning as intended. Being able to visually see the code executing is an important ability when debugging or trying to find errors in the code. For example, if the expected result is not returned or the program never ends (a possible run-away loop), it would be nice to be able to step through the code, line by line, and check all the contents of all the variables.
Figure 3.22 uses Quest SQL Navigator to visualize the variables, including the returned values from the SQL statement with each iteration of the loop. Notice ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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.