Test: Lekcja 24: Podzapytania (Subqueries)
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Question
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W przykładzie: ```sql
SELECT Imie, Nazwisko FROM Uczniowie WHERE ID_Klasy IN (SELECT ID_Klasy FROM Klasy WHERE Profil = 'Mat-Fiz');
``` Co zwraca podzapytanie wewnętrzne?
Select one answer.
