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Answers and rating deltas for
What is the use of grouping comparator in hadoop map reduce
| Author | Votes | Δ |
|---|---|---|
| Eswara Reddy Adapa | 8 | +4.00 |
| jakstack | 3 | 0.00 |
| Mike DeLong | 1 | -4.00 |
| Sambit Tripathy | 0 | 0.00 |
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