On Tue, 30 May 2000, Zeugswetter Andreas SB wrote:
> >
> > > Other db's usually use a char array for priaction and don't have
> > > priisgrantable, but code it into priaction. Or they use a bitfield.
> > > This has the advantage of only producing one row per table.
> >
> > That's the price I'm willing to pay for abstraction,
> > extensibility, and
> > verifyability. But I'm open for better ideas.
>
> Imho this is an area that is extremly sensitive to performance,
> the rights have to be checked for each access.
Yes, but I believe that Peter's idea is good. System tables are used for
each access not only for ACL, and performance problem is a problem for
system cache not primary for privilege system.
I look forward set privilege for columns and functions. Large multiuser
projects need it.
Karel