When it comes to slick, highly functional sites, web designers get most of the credit. But they couldn't do what they do without the programmers, the unsung heroes of the web. If you're someone who ...

If you are a SQL programmer, learning recursive SQL techniques can be a boon to your productivity. A recursive query is one that refers to itself. I think the best way to quickly grasp the concept of ...

Distributed SQL is an evolution of the database for cloud native, distributed transactions. It can implement a standard SQL interface, ease operational complexity of scale, is geo-replicated, always ...

Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement. It’s sometimes difficult to know which SQL syntax to use when ...

Shelley Doll finishes her coverage of SQL data types with an overview of datetime and interval data types. Learn more about the basic syntax of these standard SQL types. Datetimes and intervals are ...