MySQl 如何实现 FULL JOIN?

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MySQl 不支持FULL JOIN ,那我们如何在MySQl 实现FULL 功能呢?

  • 通过UNION 来实现 FULL JOIN:
      SELECT * FROM a LEFT JOIN b ON a.name = b.name 
      UNION
      SELECT * FROM a RIGHT JOIN b ON a.name = b.name;
    

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