> Yes, the "other" reason is that I am not issueing a single SQL command,
> but import data from plain ASCII files through the Pyhton-based
> framework into the database.
>
> The difference between your measurement and my measurent is the upper
> potential of improvement for my system (which has, on the other hand,
> the advantage of being a bit more powerful and flexible than a single
> SQL statement....;-) )
Ah, in that case ... ;)
You could give pypy a try, sometimes it's a lot slower, sometimes it's a
lot faster.