SteemSQL is a database representation of the steem blockchain provided by the witness @arcange
This is just a small scratch windows console program written in F# to show how to connect using that language.
Not an app in the sense of phone apps, and no C++ anywhere near this. This is a functional programming language so very different in style to all OO languages.
In F#
let x = 10 // bind x to 10
x = x + 1 // compile error, x = 10 and cant be changed ever