[Twisted-Python] mapped resultsets for adbapi: "runQueryMapped"

[Stephen Waterbury]

James Y Knight wrote:
> I'll note that you don't actually have to change adbapi in order to do 
> this. See the "runInteraction" method call.
> 
> You would do something like:
> def mapQuery(curs, *args, **kwargs):
>  curs.execute(*args, **kwargs)
>  result = curs.fetchall()
>  columns = [d[0] for d in curs.description]
>  return [dict(zip(columns, r)) for r in result]
> 
> then:
> dbpool.runInteraction(mapQuery, ...)

Interesting -- I wasn't aware of that usage of runInteraction.

Still, that means that anyone who wants to get a mapped query
result from adpapi will have to have that construction in
their code.  I prefer to have it in adbapi, myself, since
it is a relatively low-level pattern.

Steve