Beginner

3 Chapters · 34 Lessons

Advanced SQL Concepts

This chapter delves into advanced SQL techniques, including complex queries, subqueries, and performance optimization strategies to enhance your SQL skills.

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Chapter 1

Learn how to join tables in a database.

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Lessons

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What are Joins?

FULL OUTER JOIN

Multiple-choice quiz

CROSS JOIN & Self Joins

Multi-table Joins

Aliases in Joins

JOIN with Aggregates

Fill-in-the-blank quiz

Chapter 2

Explore advanced SQL concepts.

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Chapter 3

Learn how to use window functions and optimize queries.

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