Re: [INTERFACES] Re: [QUESTIONS] Connect to Postgres with pure TCL - Mailing list pgsql-interfaces

From Paolo Cacciatori
Subject Re: [INTERFACES] Re: [QUESTIONS] Connect to Postgres with pure TCL
Date
Msg-id 34BB8906.D736C751@nova.it
Whole thread Raw
In response to Re: [QUESTIONS] Connect to Postgres with pure TCL  (Herouth Maoz <herouth@oumail.openu.ac.il>)
List pgsql-interfaces
Constantin Teodorescu wrote:

> Herouth Maoz wrote:
> >
> > However, your way would be much more logical, though I suspect a
> > performance degredation if all the connections are done in the
> interpreted
> > language itself.
>
> I don't think so.
> SQL conversation mean some small messages for establishing protocol
> then
> sending the SQL command and after that receiving data. The most part
> of
> the time is taken by data transferring over the network. I would bet
> on
> a maximum 5% performance degrading.
>
> Tcl/Tk 8.0 would be the only version that could deal with binary i/o
> over files and sockets.
>
> In my opinion, it wouldn't be so hard to rewrite pg interface directly
>
> in Tcl.
> I would study that posibility and keep you informed.
>

Thanks.

In the meantime I've done some test with Tcl/Tk 8.0 and I was able to
make a connection and send a simple query over it. The hard part is
extracting the data from the result.

If you are interested I can send the rude code of my test, but I'm
working with Tcl only from a week ....



Paolo Cacciatori    paolo@plavis.com





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