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 ...

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.

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 ...