SQL Remove almost duplicate rows

Question

I have a table that contains unfortuantely bad data and I\'m trying to filter some out. I am sure that the LName, FName combonation is unique since the data set is small en

Answer 1

You can use ROW_NUMBER() analytic function:

SELECT *
  FROM (
                SELECT a.*, ROW_NUMBER() OVER(PARTITION BY LName, FName ORDER BY Email DESC) rnk
                    FROM  a
                ) a
WHERE RNK = 1