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php - mysql建外键报错1005？
PHPz
2017-04-11 10:00:01
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都是innodb，字符集什么都一样，user表groupid为索引，user_group为groupid为主键，字段类型长度都一样
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PHPz
学习是最好的投资！
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洪涛
2017-04-11 10:02:01
2 floor
重新建了两个表正常了
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阿神
2017-04-11 10:02:01
1 floor
没写约束名？
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重新建了两个表正常了
没写约束名？