sql distinct vs unique

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Gaia
15 Jun 2018
1SELECT [EmailAddress], [CustomerName] FROM [Customers] WHERE [EmailAddress] IN
2  (SELECT [EmailAddress] FROM [Customers] GROUP BY [EmailAddress] HAVING COUNT(*) > 1)
source
Valentin
11 May 2017
1Unique: helps to ensure that all the values
2in a column are different
3Distinct: helps to remove all the duplicate
4records when retrieving the records from a table.
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