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MySQL query, 3 tables, t1-t2 then update t3. How can I do this the most efficient way?
| Author | Votes | Δ |
|---|---|---|
| RafaelCaballero | 1 | +4.00 |
| RafaelCaballero | 0 | -4.00 |
Last visited: May 13, 2016, 9:16:19 AM