/* What is a sub-query? How does sql process a statement containing sub-query? Question: Find the employees who's salary is more than the average salary earned by all employees /* Find the average ...

This repository is your go-to resource for mastering SQL subqueries and expanding your querying skills. Remember: The subquery is executed first, and its result is then used as a parameter or ...

Note: This example uses a Version 6 view descriptor with the Pass-Through Facility to access DBMS data. Beginning in Version 7, you can associate a libref directly with your DBMS data and use the ...