Using the SQL UPDATE command

This recipe will use the code from the previous recipe, Using the SQL INSERT command, explain it in more detail, and then extend the code to update the data.

In order to update the data that we previously inserted into our MySQL database tables, we need to use the SQL UPDATE command.

Getting ready

This recipe builds on the previous recipe, Using the SQL INSERT command, so read and study the previous recipe in order to follow the code in this recipe, where we will modify the existing data.

How to do it...

Let's take a look at how we can...