Tatsuo Ishii <ishii(at)sraoss(dot)co(dot)jp> writes:
>> Because we don't have control over the email contents (think Google), I
>> don't think we can renumber old email items without a continual stream
>> of complaints from users.
> I always wonder why we don't add a unique id to each email message
> itself.
But that doesn't do anything to fix the immediate problem ...
regards, tom lane