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    Answers and rating deltas for
    Is there a concept which is the 'opposite' of SQL NULL?
| Author | Votes | Δ | 
|---|---|---|
| Bill Karwin | 2 | +0.77 | 
| Boneist | 1 | -0.62 | 
| eifla001 | 1 | -0.29 | 
| dandarc | 1 | -0.90 | 
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