how to use the SQL Server EXISTS operator in the condition to test for the existence of rows in a subquery
Shathana. S.R. Answered question May 27, 2023
SQL Server EXISTS operator overview
The EXISTS operator returns TRUE if the subquery returns one or more rows. In this syntax, the subquery is a SELECT statement only. As soon as the subquery returns rows, the EXISTS operator returns TRUE and stop processing immediately.
Shathana. S.R. Answered question May 27, 2023