Subquery in SQL | Correlated Subquery + Complete SQL Subqueries Tutorial

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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: https://learnsql.com/?ref=thoufiqmohammed

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