Go back to E20-555 - Isilon Solutions and Design Specialist Exam for Technology Architects

Question :-

When would you use GROUP BY ROLLUP clause in your OLAP query?
where all subtotals and grand totals are to be included in the output
where only the subtotals are to be included in the output
where only the grand totals are to be included in the output
where only specific subtotals and grand totals for a combination of variables are to be included in the output

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