leetcode 0182

Write a SQL query to find all duplicate emails in a table named Person.

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+----+---------+
| Id | Email   |
+----+---------+
| 1  | [email protected] |
| 2  | [email protected] |
| 3  | [email protected] |
+----+---------+

For example, your query should return the following for the above table:

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+---------+
| Email   |
+---------+
| [email protected] |
+---------+

Note: All emails are in lowercase.