單項(xiàng)選擇題

有Oracle表”cd”,它包含屬性”cdcode”,”category”和”cdname”,你要查詢category取值為”CLASSIC”或”ROCK”的行,你采用語(yǔ)句()

A.SELECT * FROM cd WHERE category IN (’CLASSIC’,’ROCK’)
B.SELECT * FROM cd WHERE category BETWEEN ’CLASSIC’ AND ’ROCK’
C.SELECT * FROM cd WHERE category=’CLASSIC’ AND category=’ROCK’
D.SELECT * FROM cd WHERE category=’CLASSIC’ OR category=’ROCK’

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