Subqueries in MySQL | Real SQL Examples |#4k

📝 Description
Learn how to write powerful Subqueries in MySQL with real-life examples using the Sakila and World databases! 💡

This video will take you from basic subqueries to advanced techniques like correlated subqueries and subqueries in SELECT, WHERE, and FROM clauses — all explained step-by-step.

📘 What You'll Learn:
🔹 What is a Subquery?
🔹 Subquery in WHERE clause (e.g., highest rental in Sakila)
🔹 Subquery in SELECT clause (e.g., country with highest population in World)
🔹 Subquery in FROM clause (e.g., city count by country)
🔹 Correlated subqueries (e.g., customers spending above average)
🔹 Best practices and when to use JOIN instead

🧰 Tools Used:
MySQL Workbench
Sakila & World sample databases
📊 Perfect For:
SQL Beginners | Data Analysts | Developers | Data Enthusiasts

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[AjiboyeHuswat]

"That example with WHERE IN and subquery hit different. Cleared my confusion instantly!"

[LopezSusan-sn]

Never knew I could use subqueries in the SELECT clause like that. Game changer!

[IdayatEbunoluwa]

Nested SELECTs finally make sense. This was so well explained.

[FataiGaniyu-kf]

Subqueries used to scare me 😅 but this video made it feel so simple. Thank you!