[fedxc]

I always look at these implementations and go wow! But then I think, is there any real use for this?

[zachmu]

If your program integrates with mysql in production, you can use this for much faster local tests. It doesn't have to be a go program, although that makes it easier.

[zbuttram]

The readme mentions at least one interesting use which presumably is the impetus for its creation: https://github.com/dolthub/dolt

[kitd]

If you want to run arbitrary queries on structured data then SQL is a good language to do it in. This library gives you the opportunity to build such a SQL layer on top of your own custom structured data sources, whatever they may be.