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加入投票表并总结所有投票

我有两张桌子.其中一个包含引号,另一个列出每个引用的所有给定投票(+1或-1).出于演示目的,我已经制作了两个表的简化版本:

行情

+----+-----------------------------------------------------------------------+
| ID | quote                                                                 |
+----+-----------------------------------------------------------------------+
|  1 | If you stare into the Abyss long enough the Abyss stares back at you. |
|  2 | Don't cry because it's over. Smile because it happened.               |
|  3 | Those that fail to learn from history, are doomed to repeat it.       |
|  4 | Find a job you love and you'll never work a day in your life.         |
+----+-----------------------------------------------------------------------+
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投票

+----+-------+------+
| ID | …
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mysql sql join

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