In the screenshot above, you really need to look for the space for typing SQL commands, it's very small. In NetBeans IDE 5.0, you have a proper editor to use (click to enlarge):
What makes it a "proper" editor? Well, syntax highlighting, for example. And when you right-click in the editor, you get a pop-up menu with some cut/copy/paste menu items. And, one really cool side effect of having an editor is that you can (in not more than a few minutes) extend it. For example, here's a new action that I added to the SQL Editor's pop-up menu:
Not bad, huh? Editors are really cool, because you can extend them. How? How can you extend them? How can a menu item such as the one above be added to an editor? Read the NetBeans Source Editor Extension Module Tutorial for details.