When working on a multidimensional design, every fact table within scope should be handled with care. In an ideal world, each low-level fact table represents the metrics related to a business event.

When you create a Microsoft Access table, Access will automatically create a primary key to your database table. Still, you can also specify the field you want as the primary key for your database ...

If you’ve worked with relational database systems for any length of time, you’ve probably participated in a discussion (argument?) about the topic of this month’s column, surrogate keys. A great ...

Database normalization is the cornerstone of database theory. Once a database is normalized, relationships between the data in multiple tables must be established. A hefty part of designing a ...

The first thing in building any E-commerce app is creating the underlying database to support it. As much as possible, you should try to build your application code and business logic into your ...

I recently published a tutorial describing the different available methods to store data locally in an Android app. However, due to article length constraints, I could not adequately cover creating ...