Ever tried to learn SQL, the query language that lets you poke at the innards of databases? Most tutorials start by having you create your own database, fill it with nonsense, and then run queries ...

If I were doing this exercise on Windows, I might well use the visual SQL query builder and SQL command line in Alpha Anywhere. Connect to a PostgreSQL database ...

Want faster SQL queries? Here are nine best practices for writing SQL queries that work like a charm (or at least, like they should).