I am writing a query which is aggregating some data from one database into a separate database.<BR><BR>Basically, I have a query which returns 3 columns and I have a query that returns 1 column.< ...

Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single ... query to limit or refine results. The alternative is often multiple ...

One way to make connections is to use the Query Wizard, which will walk you through the connection process. You can even perform multiple queries to ... How to Use SQL Statements in MS Excel.