We Learn SQL #9 | Simple subqueries in SQL
Автор: We Learn SQL
Загружено: 2020-05-12
Просмотров: 27250
A subquery is a SQL query nested inside a larger query. They are extremely useful, thanks to which your code will be easier to read, simpler, so you will work much faster and more efficiently.
If you want to learn or practice SQL, check out https://learnsql.com/.
Hello, my name is Adrian, and this is a series of videos devoted to the basics of SQL. This time, we’re going to give you an introduction to SQL subqueries, a very powerful tool when creating SQL queries.
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