Hibernate composite key use sequence(auto increment) id

paulsting

于 2011-03-31 22:34:13 发布

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文章标签： Hibernate PHP Blog

本文链接：https://blog.youkuaiyun.com/paulsting/article/details/83882862

本文解释了在Hibernate中为何不能使用标识符生成器为复合主键生成ID，并提供了应用程序显式分配ID的方法。同时强调了尽可能避免使用复合主键的重要性。

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Hibernate doc:
You cannot use an IdentifierGenerator to generate composite keys. Instead the application must assign its own identifiers.

Your best source of information is the Hibernate documentation. See this section on composite-id and Components as Composite Identifiers. Unfortunately, you cannot use an IdentifierGenerator with composite ids so your application will need to explicitly assign the ids. Note that is is strongly recommended that you avoid composite ids whenever possible...

[url]https://forum.hibernate.org/viewtopic.php?p=2374438[/url]

[url]http://momodog.iteye.com/blog/295220[/url]