Help with Kinterbasdb SQL Error -206 Column unknown

[David Rushby]

"R Baumann" <rynt at 9yahoo.com> wrote in message news:<vr9vphsfu0j6e5 at corp.supernews.com>...
> I'm a newbie with Python, and trying to connect to the Interbase/Firebird
> 'EMPLOYEE.GDB' file to play with it.
[but]
> OperationalError: (-206, 'Unable to determine field precison from system
> tables: Dynamic SQL Error. SQL error code = -206. Column unknown.
> FIELD_SPEC.RDB$FIELD_PRECISION. At line 1, column 19.. ')

Here:
http://sourceforge.net/forum/message.php?msg_id=2287846