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Should I use composite primary keys if I use JPA and the keys can change?
我应该使用复合主键如果我使用JPA和键可以改变吗？
youdao
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You can also create a primary key class for entities that have composite keys.
还可以为具有组合键的实体创建一个主键类。
youdao
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You can also create a primary key class for entities that have composite keys.
还可以为具有组合键的实体创建一个主键类。
youdao