Follow this step-by-step guide to install PostgreSQL, load data, connect to a database, and execute SQL queries including table joins PostgreSQL is an open-source, object-relational (also called ...

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

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 ...

Don't be afraid of using your chosen database's command-line client. I might as well say this up front: I don't like using GUI (aka non-command-line or graphical) tools with my databases. This is ...

For nearly 30 years, PostgreSQL (a.k.a., Postgres) has arguably been the most common SQL open source database that you have never heard of. Call it the Zelig of databases, its technology either sat ...

PostgreSQL was built to handle a wide range of use cases, but flexibility also has a flip side. Make sure you’re not making these all-too-common design, configuration, tuning, and other mistakes. A ...