SQL Correlated Subquery
A correlated subquery is a subquery that uses the values of the outer query and it is evaluated for each row processed by the outer… Read More »SQL Correlated Subquery
2,875 total views, 1 views today
Home »
correlated subquery
What is Correlated Subquery in SQL?
A correlated subquery is a subquery that uses the values of the outer query and it is evaluated for each row processed by the outer query
A correlated subquery always depends on outer query for its value. Because of this dependency, a correlated subquery cannot be executed independently as a simple subquery .
3,943 total views, 1 views today