Overview
In this lesson, you will learn about joins and subqueries in SQL. Joins help you combine data from multiple tables based on related columns. Subqueries allow you to use the result of one query inside another query. Understanding these concepts is essential for effective data retrieval and manipulation in databases.
📚 Key Learning Objectives
- ✓ Define what joins and subqueries are in SQL.
- ✓ Identify different types of joins and their uses.
- ✓ Write basic SQL queries using joins.
- ✓ Create subqueries to filter data effectively.
- ✓ Explain the advantages of using joins and subqueries.
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