What is the difference between a Scan component and a RollUp component? - Rollup is for group by and Scan is for successive total. Basically, when we need to produce summary then we use scan. Rollup is used to aggregate data.

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Question: What is the difference between a Scan component and a RollUp component?

Answer: Rollup is for group by and Scan is for successive total. Basically, when we need to produce summary then we use scan. Rollup is used to aggregate data.

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Question: What is the difference between a Scan component and a RollUp component?

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Rollup is for group by and Scan is for successive total. Basically, when we need to produce summary then we use scan. Rollup is used to aggregate data. Source: CoolInterview.com

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