DIP 50 - AST macros

[Dicebot]

On Tuesday, 12 November 2013 at 14:38:44 UTC, John Colvin wrote:
> for those of us entirely unfamiliar with linq, what is this 
> supposed to do? Select people with name "John" from a 
> collection of people, like in sql? It seems trivial to do this 
> using filter, or am I missing something...?

I don't know much about linq but in macro context I'd expect it 
to generate an actual SQL query to database (and execute it) 
based on in-language filter statement (via reflection)