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Answers and rating deltas for
How can I prevent inner SELECT from returning NULL?
| Author | Votes | Δ |
|---|---|---|
| SimonJ | 5 | +4.46 |
| cletus | 3 | +0.27 |
| Sedat Kapanoglu | 0 | -0.56 |
| P Sharma | 0 | -1.83 |
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