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 ...

SQL has faded in popularity as people working in the field of AI switch to NoSQL databases. Image: TechnologyAdvice The programming language SQL hit 12th place in the TIOBE Programming Community Index ...

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 ...

The best things in life are free. Sign up for our email to enjoy your city without spending a thing (as well as some options when you’re feeling flush). Our newsletter hand-delivers the best bits to ...

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 ...

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 ...