Re: per-column generic option

Excerpts from Shigeru Hanada's message of mar jul 12 03:11:54 -0400 2011:
> (2011/07/12 0:44), Peter Eisentraut wrote:
> > On lör, 2011-07-09 at 23:49 -0400, Alvaro Herrera wrote:
> >> The new ALTER TABLE grammar seems a bit strange -- ADD, SET, DROP.  Is
> >> this defined by the SQL/MED standard?  It seems at odds with our
> >> handling of attoptions
> >
> > Well, I believe the SQL/MED options were actually implemented first and
> > the attoptions afterwards.  But it's probably not unwise to keep them
> > separate, even though the syntaxes could have been made more similar.
> 
> As you say, syntax for attoptions/reloptions seem to satisfy the 
> requirement of SQL/MED; SET for ADD/SET and RESET for DROP.

Speaking of which -- what's the difference between ADD and SET for SQL/MED
options?

-- 
Álvaro Herrera <alvherre@commandprompt.com>
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