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Distinct on multiple fields

Marketing wants to understand customer purchase frequency by looking at unique customer-date combinations. This will help them spot patterns in buying behavior across different time periods.

Use the AI assistant to generate a query that shows distinct customer-date pairs.

Este ejercicio forma parte del curso

Introduction to SQL with AI

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Instrucciones del ejercicio

  • Give the AI a clear instruction to return each unique combination of customer ids and order dates.

Ejercicio interactivo práctico

Prueba este ejercicio y completa el código de muestra.

SELECT customer_id
FROM orders;
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