September 2006
Intermediate to advanced
562 pages
18h 33m
English
book
Oracle JDeveloper 10g for Forms & PL/SQL Developers: A Guide to Web Development with Oracle ADF
by Peter Koletzke, Duncan Mills
Content preview from Oracle JDeveloper 10g for Forms & PL/SQL Developers: A Guide to Web Development with Oracle ADFBecome 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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How Does Record Locking Work?
Record locking is a mechanism that the database provides to prevent simultaneous update access to the same resource by multiple users. Locking strategies and granularity differs from database vendor to database vendor, but with the Oracle database, locks are taken out on a row-level basis.
Just like Oracle Forms, ADF BC automatically handles the day-to-day process of issuing locks to protect updates in progress. You do not have to write code to issue locks. However, you can configure the way that these locks are managed.
Within ADF Business Components, the Transaction object, which we encountered earlier as a home for COMMIT and ROLLBACK operations, also provides a way to configure the locking mode of the application. ...
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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.
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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.