Learn the pros and cons of subqueries and joins in SQL, and how to decide when to use them in your database development projects. Sign in to view more content ...

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 ...

For this example you create a view descriptor, VLIB.ALLEMP, based on SYBASE data. The outer PROC SQL query retrieves data from the view descriptor; the subquery uses a Pass-Through query to retrieve ...

--A subquery is a query within another query. --The subquery is executed first, and the result is used in the main query. --The subquery is enclosed in parentheses. --The subquery can be used in any ...