If the ROLLUP keyword in the query is changed to CUBE, the CUBE result set is the same, except these two additional rows are returned at the end.
如果将查询中的ROLLUP关键字更改为CUBE，那么CUBE结果集保持不变，只是在末尾还会返回下列两行。
Except these bones were from a Nubian mummy buried 1,600 years ago in Sudan -- long before scientists discovered tetracycline, in 1948.
但这些骨头的来历可不简单——它们来自于1600多年前埋葬在苏丹的努比亚木乃伊，而科学家们直至1948年才发现了四环素。
Except these bones were from a Nubian mummy buried 1,600 years ago in Sudan -- long before scientists discovered tetracycline, in 1948.
但这些骨头的来历可不简单——它们来自于1600多年前埋葬在苏丹的努比亚木乃伊，而科学家们直至1948年才发现了四环素。
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