On Mar 4, 2006, at 14:17 , Tom Lane wrote:
> The UNIQUE/PRIMARY KEY syntax only allows bare column names, per
> the SQL
> standard. While there's not any technical reason why we couldn't
> extend
> that syntax, there's a pretty large fear factor involved: we could
> find
> ourselves behind the spec-compliance eight-ball if the SQL committee
> exercises their prerogative to extend the syntax in some other
> direction.
Cool. Thanks for the explanation.
Michael Glaesemann
grzm myrealbox com