When people who have just started learning programming or have just entered the IT industry ask me, "What should I study ...

This best-selling guide will get you up and running with SQL. Author Chris Fehily introduces general concepts, practical answers, and clear explanations of what the various SQL statements can do.

Have you ever tried to find "a photo of the beach you went to with friends three years ago in the summer" from your ...

Developers often dispute the merits of SQL as a legitimate programming language, but this misses the point. SQL is a powerful 4GL for accessing data. Let’s face it: Bigotry within the ranks of the ...

BlocklySQL is a block-based, visual programming tool like Scratch but for SQL. It is the outcome of academic research at the University of Würzburg on the kind of errors that students who are novice ...

Relational SQL databases, which have been around since the 1980s, historically ran on mainframes or single servers—that’s all we had. If you wanted the database to handle more data and run faster, you ...

Could you please explain the differences between a database engineer, a database architect and a database administrator? Great question! It can get pretty confusing as these titles (and many more ...

SQL databases have constraints on data types and consistency. NoSQL does away with them for the sake of speed, flexibility, and scale. One of the most fundamental choices to make when developing an ...

Some folks think that DBAs and application developers inhabit different universes. At times this may seem to be the case, but the successful DBA must understand application development and the issues ...