I want to know this as well. I work on several different servers running SQL databases. I would like to install this on my dev machine and access my own local sql server database, the dev servers db and several others that I access via a VPN.
Video demonstrates creating a full report with multiple chart types in 3 minutes.
If you're working with Postgres then check out https://github.com/sosedoff/pgweb for connecting to a remote server. It supports table data viewing as well as SQL queries, but doesn't provide the same chart capabilities.