Valid Package with No Subprograms You Can Call?
Here's the brain teaser: Can you build a package whose specification and body compile successfully, contain at least two procedures, but you cannot actually execute any of them? [any attempt leads to a compilation error]
Can you solve the brain teaser before I show you how it's done? Good luck!
============================
Practically Perfect PL/SQL with Steven Feuerstein
Copyright © 2015 Oracle and/or its affiliates. Oracle is a registered trademark of Oracle and/or its affiliates. All rights reserved. Other names may be registered trademarks of their respective owners. Oracle disclaims any warranties or representations as to the accuracy or completeness of this recording, demonstration, and/or written materials (the “Materials”). The Materials are provided “as is” without any warranty of any kind, either express or implied, including without limitation warranties or merchantability, fitness for a particular purpose, and non-infringement.