A clerk meant to correct one employee's grade but ran UPDATE Staff SET Grade = 'A1'; What happened?
Un agent voulait corriger le grade d'un seul employé, mais a exécuté UPDATE Staff SET Grade = 'A1'; Que s'est-il passé ?
Answers
AEvery row in Staff now has grade A1Toutes les lignes de Staff ont désormais le grade A1
BOnly the first row in the Staff table was updated, as the database guessedSeule la première ligne de la table Staff a été modifiée, la base ayant deviné
CThe statement failed because WHERE is compulsoryL'instruction a échoué, car WHERE est obligatoire
DNothing, until the database is restartedRien, tant que la base n'est pas redémarrée
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