PostgreSQL native impl

[Anton via Digitalmars-d-announce]

> There's already a bunch of Postgres drivers here [1], some are 
> native ones, some uses the C library. ddb [2] is, I believe, 
> the oldest native driver at code.dlang.org. That's the one I've 
> been using. Compatible with vibe.d as well.
>
> [1] http://code.dlang.org
> [2] http://code.dlang.org/packages/ddb

Thank for ref, never heard before