Oracle trigger if inserting or updating

With your OCA certification, you will be able to demonstrate and promote the fact that you have the necessary skills to do your job effectively and you are certified by Oracle Coprporation the leader in Database Management Systems.

In this class, students learn how to install and maintain Oracle Database 11g.

Students gain a conceptual understanding of the Oracle database architecture and how its components work and interact with one another.

In writing this article I was relying mostly on the experience, scripts and sins of the past and online documentation.

The most accurate and up to date online DBI documentation can always be found on CPAN (

In particular, the syntax of all DBI methods can be found on the DBI page.

I will occasionally quote DBI documentation, where appropriate and will always warn the reader when I'm doing so.

Students are introduced to the utilization of some of the Oracle-supplied packages.

This course is designed to give students a firm foundation in basic administration of Oracle Database 11g.

Our courses are designed to help the applicants to acquire the required hands-on skills and knowledge to successfully pass these exams.

The exams are administered by Pearson Vue an independent testing organization, with locations worldwide.

They learn about declaring variables, trapping exceptions and they also learn to declare and control cursors.


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