Yes. I'm with the idea of a relational language, and I "discover" the same idea. In most languages,the scalar is the default and the collection is the special c

Yes. I'm with the idea of a relational language, and I "discover" the same idea. In most languages,the scalar is the default and the collection is the special case. However, more often than not, you want to operate in collections than scalar. So, I have find that this kind of code make sense: for i in 1: print i This help to generalize a lot of things.