SQL as a Service

I���ve been thinking about this since 2007, somewhere around the time S3 was launched by Amazon. I even tried to implement it a few times, but failed right after the design phase. I���ve heard about a startup, which tried to do it too, but also failed. I���m still not sure whether it���s possible to do, but it could definitely become a best seller in the market of cloud data management. Wait, you may say, what about Google Cloud SQL, AWS RDS, Microsoft Azure, Heroku PostgreSQL, and many others? They are not even clo...