Question

Based on the Above Table, which field(s) if any is a candidate key?

IDALBUM_TITLENUM_OF_SONGSARTIST_IDYEAR
1Master of Puppets8121986
2Somewhere in Time8181986
3Beavis Sings Again42141999

Based on the Above Table, which field(s) if any is a candidate key?


ALBUM_TITLE

YEAR

ARTIST_ID

None of them

ID

NUM_OF_SONGS
1 0
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Answer #1

Based on the given table ID and Artist_Id becomes the candidate as they both will help to uniquely identify one record.

As one artist will have one uinque id , artist_id, also ID can uniquely identify complete record.

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