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Answers and rating deltas for
High performance approach to greatest-n-per-group SQL query
| Author | Votes | Δ |
|---|---|---|
| Adam Musch | 4 | +1.27 |
| ypercubeᵀᴹ | 0 | -0.55 |
| b0rg | 0 | -1.08 |
| Tim Rogers | 0 | -0.58 |
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