What you'll learn
Becoming a certified PL/SQL developer requires knowledge of variables. In this course, Oracle Database Program with PL/SQL Exam Number: 1Z0-149 - Declaring PL/SQL Variables, you'll learn everything you need to know about declaring and using PL/SLQ variables. First, you'll explore what variables are and how to declare them. Next, you'll discover how to recognize valid and invalid variable identifiers. Finally, you'll see how to use different types of variables. When you're finished with this course, you'll have the skills and knowledge of PL/SQL variables needed to answer the exam questions related to this topic.