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Sida loo Ciribtirka Khaladaadka SQL ee AI Quiz

Ku celceli cilad-sheegidda khaladaadka SQL, kooxaynta hagaajinta iyo xaqiijinta natiijada adoo isticmaalaya tiirar aan caddayn, qorshayaal la beddelay iyo qalabyada imtixaannada yaryar.

Wadooyinka haga ee la xidhiidhaKa saar Khaladaadka Sql ee AI
Su'aal 1 ee 8

Two joined tables both contain id, and the intended output is the customer's identifier. Which repair addresses the ambiguity?