I know you want to keep emails as the unique identifier, but I've done
it a few times, and every time I ended up going to Long as the
identifier. The question that always comes up, "what if the user
changes their email?" With that scenario, the pain of email as unique
key became too great every time.

Good luck

On Apr 9, 1:45 pm, LilyNeeAnne <[email protected]> wrote:
> Have you considered using an MD5 Hash of the user's email address for
> your "unique" identifier.

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