Luca Trevisani

@BurntSushi, sorry to bother you but I've been trying to implement this for a while without success, and I can't really figure out how to solve this. I'm now wondering...

@BurntSushi I finally got two working functions. The first one is simpler and relies on `Content.as_str()` for `String` conversion, thus it can fail. In the second function instead I manually...

@BurntSushi, I think I found a better implementation. I hope you like it, the only drawback is that it requires Serde's `derive` feature, but I cannot find other valid solutions...

Never mind, the above code using Serde's `derive` feature does not work as expected. For instance if a column contains integers, strings and floats, and one tries to deserialize it...