sql - Get count(*) > 1 field value -


i have following query uses membership table , user table. emails have count(*) > 1, show username well. 

 select au.username, am.email         [dbo].[aspnet_membership]  join aspnet_users au  on am.userid = au.userid  group am.email  having count(*) > 1  order email

not sure how it. tried using max(au.username) give me first username , not of them

using count window function.

select username,email (select au.username,am.email, count(*) over(partition am.email) cnt_per_email              [dbo].[aspnet_membership]       join aspnet_users au on am.userid = au.userid      ) t cnt_per_email>1

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