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  3. Data-Driven Decision Making in SQL
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अभ्यास

First account for each country.

Conduct an analysis to see when the first customer accounts were created for each country.

निर्देश

100 XP
  • Create a table with a row for each country and columns for the country name and the date when the first customer account was created.
  • Use the alias first_account for the column with the dates.
  • Order by date in ascending order.