This is a neat resource that could fit well among your bookmarks. A standalone Web app that lets you tinker around with SQL on the fly with no setup friction.
It follows in the footsteps of one of the most useful code-sharing-for-the-purpose-of-debugging ideas I’ve ever seen, the original jsfiddle with the purpose of making it as easy as possible to share an entire front end for the purpose of analysis and assistance. Crazy awesome.