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Answers and rating deltas for
How to find null and empty columns in a table with SQL
Author | Votes | Δ |
---|---|---|
David Hoelzer | 3 | +1.09 |
Jon Heller | 2 | -0.23 |
John Mitchell | 1 | -1.25 |
Tigran Shahnazaryan | 0 | -3.90 |
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