Understanding these foreign-key definitions is key to understanding the mapping of EJB relationships.

理解这些外键的定义是理解ejb关系映射的关键。

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Here we see that the mapping for Customer's Address field links the two halves of the relationship together with the foreign key reference in the table schema file.

这里我们看到Customer的Address字段映射用表模式文件中的外键引用将关系的两部分链接在一起。

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In mapping terms, PERSON is the owner of the relation (i.e., the foreign key to the ADDRESS table resides in the PERSON table).

在映射的术语中，PERSON是此关系的所有者(即address表的外键存在于person表内)。

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