Subqueries, or subselect statements, are a way to use a result set as a resource in another query to limit or refine results. The alternative is often multiple queries or unwanted manipulation of ...

Using a Pass-Through Query in a Subquery The next example shows how to use a subquery that contains a Pass-Through query. A subquery is a nested query and is usually part of a WHERE or HAVING clause.

I'm trying to port an application from SQL Server to MySQL (5.6.4) and running into performance issues. MySQL happens to be running on OS X Server, but this seems more like a UNIX question. SELECT ...

Learn how to use the SQL subselect statement and handle your database like a pro! Skip to content ... Subselects, also called subqueries, may be just what you’ve been looking for.