Hiroshi Inoue wrote:
> > Makes sense. Of course, we could make a syscache that didn't return
> > system columns either.
> >
> > Actually, the original argument for negative attno's for dropped columns
> > was exactly for this case, that the system column check would catch
> > dropped columns too,
>
> > but it causes other problems that are harder to fix
> > so we _dropped_ the idea.
>
> What does this mean ?
Client programmers prefered the dropped flag rather than negative
attno's so we went with that.
> BTW would we do nothing for clients after all ?
Clients will now need to check that dropped flag.
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