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    Answers and rating deltas for
    What kind of DB operations are both "idempotent and commutative" at the same time?
| Author | Votes | Δ | 
|---|---|---|
| Bohemian | 3 | +0.44 | 
| dan_waterworth | 1 | -3.54 | 
Last visited: Sep 14, 2014, 5:07:29 AM