I don’t know, you’re the one interpreting the data, so you have to tell me.
does song_id by itself identify length? To say {song_id,cd_id} identifies length means that a given song may have different lengths depending on what CD you’re looking at.
I don’t know, you’re the one interpreting the data, so you have to tell me.
does song_id by itself identify length? To say {song_id,cd_id} identifies length means that a given song may have different lengths depending on what CD you’re looking at.
can confirm, but not gonna look up the examples
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