In my previous post, I mentioned that I would be gradually porting the content of videos I previously uploaded to YouTube ...

Excel possesses formidable database powers. Creating a relational database starts with a Master table that links it to subordinates, called (awkwardly) Slave, Child, or Detail tables. Before we dive ...

Excel used to be the poor schmuck’s database, with spreadsheets that just sort of sat there. You could create something more sophisticated with LOOKUP functions, but they were a huge hassle to set up.

When databases became available for the personal computer in the mid-1980s, they quickly gained a mystique as the ultimate productivity applications. Despite their widespread use, in some ways they ...

Get up to speed on MySQL basics with this step-by-step tutorial on how to create a database, add a table, and input data into the table. I talk a lot about server software and apps that require the ...

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 ...

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 ...

A relational database is a type of database that organizes data points with defined relationships for easy access. In the relational database model, the data structures-- data tables, indexes and ...

Database keys are essential components of a relational database management system. DBMS keys are used to specify identifying attributes in the rows of database tables so the data can be sorted and ...