Relational Algebra I
Learning Objectives
- Describe the purpose of the following relational operators
- selection (\(\sigma\))
- projection (\(\pi\))
- rename (\(\rho\))
- Manipulate relational data using the aforementioned operators
How to Complete this Lesson
- Read “Data Retrieval From a Relational Database” in Fundamentals of Database Management Systems Chapter 5: The Relational Database Model: Introduction (15–30 minutes)
- Attend the class meeting