On Tue, Feb 24, 2009 at 9:25 PM, Jim McAtee <jmca...@mediaodyssey.com> wrote: >> > The new system requires user registration and new comments are now tied > directly to a user account. What I'd like to do is link any newly > registered users to their old comments by using the email address. It's > imperfect, but better than nothing. In the comments table below old > comments have the name and email columns populated, while new comments > have the userid populated instead. > > users > ------------ > userid int > username varchar > email varchar > ... > > comments > ------------ > commentid int > userid int > name varchar > email varchar > comment varchar > ...
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