D language manipulation of dataframe type structures

[bearophile]

lomereiter:

> I thought about it once but quickly abandoned the idea. The 
> primary reason was that D doesn't have REPL and is thus not 
> suitable for interactive data exploration.

The quick compile times could allow interactive data exploration 
in D, perhaps a little less well than Python.

People have created a D repl two or more times but Walter&Andrei 
seem not interested in it.

Bye,
bearophile