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Answers and rating deltas for
postgres: using previous row value when current row value is null
| Author | Votes | Δ |
|---|---|---|
| klin | 3 | 0.00 |
Last visited: Nov 14, 2015, 12:58:04 PM
| Author | Votes | Δ |
|---|---|---|
| klin | 3 | 0.00 |