Oracle
1Z0-047 · Question #158
1Z0-047 Question #158: Real Exam Question with Answer & Explanation
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Question
In which scenario would you use the ROLLUP operator for expression or columns within a GROUP BY clause?
Options
- Ato find the groups forming the subtotal in a row
- Bto create group-wise grand totals for the groups specified within a GROUP BY clause
- Cto create a grouping for expressions or columns specified within a GROUP BY clause in one direction,
- Dto create a grouping for expressions or columns specified within a GROUP BY clause in all possible
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