This lesson provides a complete, concept-clear understanding of Advanced SQL Queries, covering aggregate functions, GROUP BY, HAVING, and subqueries for real-world data analysis. Ideal for Computer Science, ICT, IT Fundamentals, Database Systems, and AP CS–aligned courses.

Designed to help students understand HOW complex data analysis and reporting is done using SQL, using clear syntax, structured examples, and realistic employee-database scenarios.

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What’s Included

💡 Full Advanced SQL Queries Slide Deck
💡 Detailed Teacher Notes & Teaching Guide
💡 Complete Assessment Test
💡 Full Answer Key
💡 Hands-on SQL examples using an Employee database
💡 Ready for in-person, online, or hybrid classrooms

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WHAT STUDENTS WILL LEARN

✏️ Purpose and use of aggregate functions
✏️ COUNT, SUM, AVG, MIN, MAX functions
✏️ Using GROUP BY to summarize data
✏️ Filtering grouped results with HAVING
✏️ Difference between WHERE and HAVING
✏️ Combining GROUP BY with ORDER BY
✏️ Writing nested queries (subqueries)
✏️ Subqueries in SELECT, FROM, and WHERE
✏️ Finding records above or below average values
✏️ Common advanced SQL errors and best practices
✏️ Writing real-world analytical SQL queries

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