Re: Upsert Functionality using CTEs
От | Sergey Konoplev |
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Тема | Re: Upsert Functionality using CTEs |
Дата | |
Msg-id | CAL_0b1vqVLW0p=Qf=iiQHf79F0FvZXyiBOhNd6Z=uCgm-WyBOg@mail.gmail.com обсуждение исходный текст |
Ответ на | Upsert Functionality using CTEs (Tim Uckun <timuckun@gmail.com>) |
Список | pgsql-general |
On Sun, Feb 10, 2013 at 5:23 PM, Tim Uckun <timuckun@gmail.com> wrote: > This works pretty good except for when the top 100 records have > duplicated email address (two sales for the same email address). How is it assumed to work when the migrating email already exists in people? > > I am wondering what the best strategy is for dealing with this > scenario. Doing the records one at a time would work but obviously it > would be much slower. There are no other columns I can rely on to > make the record more unique either. > > > -- > Sent via pgsql-general mailing list (pgsql-general@postgresql.org) > To make changes to your subscription: > http://www.postgresql.org/mailpref/pgsql-general -- Sergey Konoplev Database and Software Architect http://www.linkedin.com/in/grayhemp Phones: USA +1 415 867 9984 Russia, Moscow +7 901 903 0499 Russia, Krasnodar +7 988 888 1979 Skype: gray-hemp Jabber: gray.ru@gmail.com
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