EXISTS and NOT EXISTS In SQL
EXISTS

In this article, we will discuss the EXIST and NOT EXIST operators in SQL. Use EXISTS to identify the existence of a relationship without regard for quantity. For example, EXISTS returns true if the subquery returns single rows, and NOT EXISTS returns true if the subquery returns no rows.

How To Use Exists Operator In SQL
EXISTS

In this article, we will learn how to use the EXISTS operator in SQL.

The EXISTS operator is used to checking the presence of any record in a subquery.

If the subquery returns one or more records, the EXISTS operator returns true.

Subscribe

Select Categories