This course will help you prepare for your PL/SQL certification by making you proficient with the exam objective of creating packages in PL/SQL. In this course, Oracle Database Program with PL/SQL Exam Number: 1Z0-149 - Creating Packages, you'll learn the benefits of using packages and their components. First, you'll look at the package specification which allows you to create public components and methods other programs can use. Next, you'll learn about the package body, which allows you to define implementation for those public methods as well as create private methods if needed. Finally, you'll discover how to work with packages, invoke and overload subprograms, display package information, and delete the packages if needed.
When you're finished with this course, you'll have a good knowledge of creating packages in Oracle PL/SQL, which should help you ace that section of the Oracle Database Program with PL/SQL exam number 1Z0-149.