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【单选题】
The answer this question is known ________ us all.A.
to by
B.
of to
C.
of of
D.
to to
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皮皮学刷刷变学霸
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【简答题】transformation转化
【单选题】What is a wide transformation?
A.
Transformations that take a lot of nodes to complete.
B.
A longer time-taking transformation compared to narrow transformations.
C.
The name for the most used transformations.
D.
A transformation that requires data shuffling across node partitions.