Alvaro Herrera <[EMAIL PROTECTED]> writes:
> I implemented "ADD ONLY" as a way to add the column only in the parent
> (all children should already have to column, errors if at least one
> doesn't or is different atttype), while "ADD" adds the column to
> children that don't have it and merges where already exist; it errors if
> children have different atttype etc.
I fail to see the value in such a distinction. The end state is the same
in both cases, no?
regards, tom lane
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