Write a SQL query to find all duplicate emails in a table named Person.
+----+---------+
| Id | Email |
+----+---------+
| 1 | a@b.com |
| 2 | c@d.com |
| 3 | a@b.com |
+----+---------+
For example, your query should return the following for the above table:
+---------+
| Email |
+---------+
| a@b.com |
+---------+
Note: All emails are in lowercase.
- mysql
/*
Success Detail:
Runtime: 258 ms, faster than 87.60% of MySQL online submissions for Duplicate Emails.
Memory Usage: 0 MB, less than 100% of MySQL online submissions for Duplicate Emails.
*/
select Email
from Person
group by Email having count(Email)>1