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Answers and rating deltas for
postgres, If all rows in a column are null, does an index still improve performance?
| Author | Votes | Δ |
|---|---|---|
| Egor Rogov | 3 | +5.25 |
| Craig Ringer | 0 | -0.66 |
Last visited: Jan 6, 2016, 11:48:13 AM