1. Învăţa
    2. /
  2. Projects
    3. /
  3. Data-Driven Decision Making in SQL
Connected

exercise

Summarizing customer information

In most business decisions customers are analyzed in groups, such as customers per country or customers per age group.

Instrucțiuni 1 / 3

undefined XP
  • 1
    • Count the number of customers born in the 80s.
  • 2
    • Count the number of customers from Germany.
  • 3
    • Count the number of countries where MovieNow has customers.