[Solved] Write an SQL query to report all the duplicate emails. Return the result table in any order.

Question

SQL Schema

Table: Person

+-------------+---------+
| Column Name | Type    |
+-------------+---------+
| id          | int     |
| email       | varchar |
+-------------+---------+
id is the primary key column for this table.
Each row of this table contains an email. The emails will not contain uppercase letters.

Write an SQL query to report all the duplicate emails.

Return the result table in any order.

The query result format is in the following example.

Example 1:

Input: 
Person table:
+----+---------+
| id | email   |
+----+---------+
| 1  | [email protected] |
| 2  | [email protected] |
| 3  | [email protected] |
+----+---------+
Output: 
+---------+
| Email   |
+---------+
| [email protected] |
+---------+
Explanation: [email protected] is repeated two times.

Python Solution

# Write your MySQL query statement below
SELECT Email 
FROM Person
group by Email
having count(*)>1;
Abhishek Sharma
Abhishek Sharma

Started my Data Science journey in my 2nd year of college and since then continuously into it because of the magical powers of ML and continuously doing projects in almost every domain of AI like ML, DL, CV, NLP.

Articles: 520

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