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Customer Column
Concernant la partie pratique j'ai écris le code SQL qui est conforme à la réponse proposé mais ça marche toujours pas
3 Respuestas
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Please mention which task (lesson number) and copy your code here, then someone can review.
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The test works for me. Maybe you missed a small detail. Can I see what you attempted?
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SQL lesson 12.1 customer Column practice