In this paper, the authors describe a custom relational algebra query software environment that enables database instructors to teach relational algebra programming. Instead of defining query ...

If you own a version of Microsoft Office that includes Access (Office Professional 2010 is the most current version), but you’ve never used it, you’re overlooking a powerful tool for organizing and ...

The Internet of Things is creating serious new security risks. We examine the possibilities and the dangers. Read now Fifty years ago, relational databases were neither ubiquitous nor standardized.

Using Access to build a front end for SQL Server Your email has been sent What are the advantages of using Access as the front end to a SQL Server database? For starters, it's likely that your ...

The database support in Qt 4.x is quite robust. The library includes drivers for Oracle, PostgreSQL, SQLite and many other relational databases. Out of the box, the Qt database library also contains ...

Indexing is a critical part of database optimization. Indexing can dramatically increase query speed. However, DBAs still struggle with finding optimal indexes or optimal SQL plans. DBTA held a ...

In a world that is all about new apps and cloud computing, sometimes the important stuff doesn’t look new or cool. Sometimes key small business tools are just functional, they might have been around a ...

Key-value, document-oriented, column family, graph, relational… Today we seem to have as many kinds of databases as there are kinds of data. While this may make choosing a database harder, it makes ...