A Query is a tool that retrieves data from a single table or multiple tables; it is the most powerful tool to analyze your data in Microsoft Access; Basically, a Query is just a question presented in ...

Effectively maintaining an Access database requires the regular removal of duplicate records. The Find Duplicates Query wizard handles this chore quickly and easily. When maintaining an Access ...

Did you know that you could calculate fields in the query in Microsoft Access? If the user wants a calculated field in a query, the user needs to input a name for the calculated field, a colon, and ...

Web query files are spreadsheets that Microsoft Excel creates using data from Web pages. For example, if your business wants to analyze stock data, a Web query can extract such data from a financial ...

If your business uses relational databases to store data, it helps to use the SQL SELECT command with the INTO clause to create new tables from query results. This method isn't ANSI-standard SQL, but ...

Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement. It’s sometimes difficult to know which SQL syntax to use when ...