Third, SQL is still the best-thought-out and most capable query language. Fourth, GraphQL and object-relational mapping (ORM) technologies made developer challenges with relational databases ...

Many people are confused by various JOIN operations supported by SQL. Learn to master the SQL command line with this crash course in JOIN syntax.

The rapid spread of the SQL Slammer worm showed that highly vulnerable desktop servers are everywhere. Gartner explains how enterprises can shut them down for good.

But there are other lessons in this announcement that CIOs and CTOs seeking to make Hadoop work in their businesses would do well to pay attention to. Real SQL Matters ...