Subquery in SQL | Correlated Subquery + Complete SQL Subqueries Tutorial

Visit to get started learning STEM for free, and the first 200 people will get 20% off their annual premium subscription. This is the SQL Subquery Tutorial video which gives you a complete understanding of subqueries in SQL. We start with explaining what a subquery is and then writing a sample SQL query containing a subquery and then explaining how SQL processes a query statement containing a subquery. In this video we shall also look at the different types of subquery in SQL by writing SQL queries which uses these different types of subqueries. We shall look at single row subquery, multiple row sub query, single column subquery, multiple column subquery and also the correlated subqueries. This video will also explain about the different Clauses in SQL query where it is allowed to have a subquery and we shall look at example queries to explain these differences. Finally, we will look at the SQL commands like INSERT, UPDATE and DELETE where it is allowed to use subqueries. Hopefully, this videos gives you a complete understanding of what subqueries are, how to use them and where to use them. My recommended SQL Course: [All the scripts and SQL queries used in this video is shared in my Discord server. You can join my discord by clicking on the below link. It’s FREE] Join my Discord Server: FTC disclaimer: This video was sponsored by Brilliant. 🔴 WATCH MORE VIDEOS HERE 👇 ✅ SQL Tutorial - Basic concepts: ✅ SQL Tutorial - Intermediate concepts: ✅ SQL Tutorial - Advance concepts: ✅ Practice Solving Basic SQL Queries: ✅ Practice Solving Intermediate SQL Queries: ✅ Practice Solving Complex SQL Queries: ✅ Data Analytics Career guidance: ✅ SQL Course, SQL Training Platform Recommendations: ✅ Python Tutorial: THANK YOU, Thoufiq