Alibaba Exam ACA-BigData1 Topic 4 Question 46 Discussion

Actual exam question for Alibaba's ACA-BigData1 exam

Question #: 46
Topic #: 4

A Log table named log in MaxCompute is a partition table, and the partition key is dt. Anew partition is created daily to store the new data of that day. Now we have one month's data, starting from dt='20180101' to dt='20180131', and we may use ________ to delete the data on 20180101.

Adelete from log where dt='20180101'

Btruncate table where dt='20180101'

Cdrop partition log (dt='20180101')

Dalter table log drop partition(dt='20180101')

Show Suggested Answer

Suggested Answer: D

by Kati at May 04, 2022, 09:47 AM

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