This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
You don't need a server GUI or a graceful shutdown, but many people on this forum (including me) have implemented them. I think it's a good idea to give clients a chance to finish with their existing database locks before the server stops.