La question est comme cela:
In which years was the Physics prize awarded but no Chemistry prize. (WARNING - this question is way too hard for this level, you will need to use sub queries or joins).
la table est:nobel(yr, subject, winner)
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Solution Oracle sql
La question est comme cela:
In which years was the Physics prize awarded but no Chemistry prize. (WARNING - this question is way too hard for this level, you will need to use sub queries or joins).
la table est:nobel(yr, subject, winner)
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