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computer science

Unit 1
Web Development
HTMLCSSJavaScript
Unit 2 • Chapter 3

SQL

Video Summary

In this 15-minute video, you will learn the basics of SQL querying, including selecting, filtering, sorting, and joining data. You will also learn how to use aliases and aggregate functions. This video is a great introduction to SQL for beginners. It covers the essential concepts that you need to know in order to query data and create views.

Knowledge Check

What is the purpose of the SELECT statement in SQL?

What is the difference between the LIKE and IN operators in SQL?

What is the purpose of the GROUP BY clause in SQL?