SQL Subqueries Explained: Mastering Nested & Scalar Queries (Day 12) 💻📉

Level up your Advanced SQL skills! 🚀 In Day 12, we dive deep into the logic of Subqueries to handle multi-layered data problems.

In this 6-minute tutorial, we break down:

✅ The difference between Scalar and Multi-row Subqueries.
✅ How to use a subquery in the WHERE clause for advanced filtering.
✅ Using subqueries in the FROM clause to create dynamic data views.

Mastering subqueries is a requirement for any Data Analyst or Backend Developer interview. We make the complex syntax easy to visualize and write! 📊🖥️

Day 1 : Understand Tables, Rows & Columns [https://youtu.be/jezXDNCWuMQ?si=RtO5xJlZ6-r1UJba]

Day 2 : Mastering Your First Queries [https://youtu.be/gNcVjJiASL8?si=mvaFbMFXtGZXaf0N]

Day 3 : Filtering Data with the WHERE Clause
[https://youtu.be/_2sbXN8MgGs?si=VT8i2acsYMxe1wKx]

Day 4 : Insert, Update, Delete, Alter Commands
[https://youtu.be/9IpdCWdLfGI]

Day 5 : Mastering Order by and Limit
[https://youtu.be/jezXDNCWuMQ?si=RtO5xJlZ6-r1UJba]

Day 6 : From Excel To Sql [https://youtu.be/8vHMNTDkGfk]

Day 7 : OrderBy , Limit, & Offset [https://youtu.be/lJsA3PBL6a8]

Day 8 :SQL Group by and Having ()
[https://youtu.be/E1OzGoBzT-Y]

Day 9 : Clean data fast sql functions
[ https://youtu.be/aNHMcbitbrE]

About Das | Data Science 💻📊
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Видео SQL Subqueries Explained: Mastering Nested & Scalar Queries (Day 12) 💻📉 канала Das | Data Science