pdf ebook by packt publishing. The Oracle Scheduler can be used to automate not only the simple maintenance tasks, but also the complex business logic. Traditionally, only PL/SQL could be executed in the Scheduler. Later, operating system scripts were added to it, and now we can run jobs on remote systems and cross platform as well. This can turn the Oracle Scheduler into the spider in your Web, controlling all the jobs running in the organization and giving you a single point for control.