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DISTINCT: Unique Customer Countries

beginner~3 min10 pts
📊 View Insights

Problem

Find all unique countries where customers are located. DISTINCT eliminates duplicate values.

Write a query to list all unique customer countries.

Schema: Customer

ColumnType
CustomerIdINTEGER (Primary Key)
FirstNameTEXT
LastNameTEXT
CompanyTEXT
AddressTEXT
CityTEXT
StateTEXT
CountryTEXT
PostalCodeTEXT
PhoneTEXT
FaxTEXT
EmailTEXT
SupportRepIdINTEGER (Foreign Key → Employee.EmployeeId)

Requirements:

  • Use DISTINCT to get unique countries
  • Return only the Country column
  • Order alphabetically
DISTINCTBasics
📊
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SQL Editor

Run your code to see the result here.

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