I think the main problem is that we think of code as text. So the only way to determine if code is related is by parsing all of the text again. I'm not sure if

I think the main problem is that we think of code as text. So the only way to determine if code is related is by parsing all of the text again. I'm not sure if a database representation is really the correct path to take, but I think we need some other way to represent code and give parts of code meaning.