Topic 2 Question 35
Which of the following is NOT one of the three main types of triggers that Dataflow supports?
Trigger based on element size in bytes
Trigger that is a combination of other triggers
Trigger based on element count
Trigger based on time
解説
There are three major kinds of triggers that Dataflow supports: 1. Time-based triggers 2. Data-driven triggers. You can set a trigger to emit results from a window when that window has received a certain number of data elements. 3. Composite triggers. These triggers combine multiple time-based or data-driven triggers in some logical way Reference: https://cloud.google.com/dataflow/model/triggers
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Answer: A Description: triggers are of three type time, count and combination of triggers
👍 7[Removed]2020/03/28- 👍 6[Removed]2020/03/21
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