OK, got it.
---------------------------------------------------------------------------
Tom Lane wrote:
> momjian@postgresql.org (Bruce Momjian - CVS) writes:
> > Log message:
> > Add:
> > > * Have DEFAULT dependency track use of sequence, for DROP DEFAULT check
>
> I don't think that's a good summary of the discussion. We already have
> a TODO entry that says essentially the same thing. What was being
> discussed here was more like
>
> * Disallow changing default expression of a SERIAL column
>
> regards, tom lane
>
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