Re: Upsert Functionality using CTEs

On Sun, Feb 10, 2013 at 5:23 PM, Tim Uckun <timuckun(at)gmail(dot)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.
>
>
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