Topic 2 Question 40
You are planning to use Google's Dataflow SDK to analyze customer data such as displayed below. Your project requirement is to extract only the customer name from the data source and then write to an output PCollection.
Tom,555 X street -
Tim,553 Y street -
Sam, 111 Z street - Which operation is best suited for the above data processing requirement?
ParDo
Sink API
Source API
Data extraction
解説
In Google Cloud dataflow SDK, you can use the ParDo to extract only a customer name of each element in your PCollection. Reference: https://cloud.google.com/dataflow/model/par-do
コメント(3)
come on.. this would never be in the exame
👍 14pilantra2020/12/22Answer A
👍 7[Removed]2020/03/21Answer: A Description: Pardo is used for transformation
👍 5[Removed]2020/03/28
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