Explanation:
In the Google Cloud Dataflow SDK, the ParDo operation is used to process each element in a PCollection. It is ideal for extracting specific fields, such as customer names, from each element. For more details, refer to the official documentation.
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You are tasked with analyzing customer data using Google's Dataflow SDK. The data includes entries like 'Tom,555 X street', 'Tim,553 Y street', and 'Sam, 111 Z street'. Your project requires extracting only the customer names from this data and writing them to an output PCollection. Which operation is most suitable for this task?
A
Sink API
B
Data extraction
C
ParDo
D
Source API