If you plan to do database development with Java and MySQL, the first thing you’ll need to do is configure a database schema. Technically speaking, the first thing to do before you configure a schema ...

Because MySQL is such a popular database, I thought it would be a great data source to use as an illustration. This will also refresh your memory on how to set MySQL up for remote connections.

In MySQL, the same query thrashes really hard. After some experimentation, it seems like the subquery itself is the problem. For instance: ...

Hot standby. PostgreSQL enables read queries to be executed on replica nodes in hot standby mode, which helps distribute the load while maintaining high availability. How MySQL and PostgreSQL line up ...