Working functionally with third party libraries

[Kagamin via Digitalmars-d-learn]

On Friday, 17 July 2015 at 09:07:29 UTC, Jarl André Hübenthal 
wrote:
> Or loop it. But its pretty nice to know that there is laziness 
> in D, but when I query mongo I expect all docs to be retrieved, 
> since there are no paging in the underlying queries? Thus, 
> having a lazy functionality on top of non lazy db queries seem 
> a bit off dont you think?

 From the client point of view db is sort of lazy: data is 
received from server as needed. Why would you want to put all 
data into an array before processing it? Why can't you process it 
from the range directly?