7:35

GROUP BY Clause in SQL | How to Group and Aggregate Data in SQL

43:10

SQL Indexes (Visually Explained) | Clustered vs Nonclustered | #SQL Course 35

1:10:44

Subquery in SQL | Correlated Subquery + Complete SQL Subqueries Tutorial

54:50

SQL SELECT Queries (Visually Explained) for Beginners | All Essential Clauses | #SQL Course 4

24:48

SQL WITH Clause | How to write SQL Queries using WITH Clause | SQL CTE (Common Table Expression)