On Wed, 2012-10-03 at 18:15 +0200, Boszormenyi Zoltan wrote:
> The second generation of this work is now attached and contains a new
> feature as was discussed and suggested by Magnus Hagander, Fujii Masao
> and Peter Eisentraut. So libpq has grown a new function:
>
> +/* return the connection options used by a live connection */
> +extern PQconninfoOption *PQconninfo(PGconn *conn);
>
> This copies all the connection parameters back from the live PGconn
> itself
> so everything that's needed to connect is already validated.
I don't like that this code maintains a second list of all possible
libpq connection parameters. The parameters to add to the connection
string should be driven off the authoritative list in PQconninfoOptions.