It works at a basic level with MySQL, but it won't pick up foreign key relationships.

它基本上能用于MySQL，但不能提取外键关系。

youdao

This will not affect the referential integrity or primary-foreign key relationships between the tables in the membership database.

这不会影响到成员数据库中表格之间的主-外键关系。

youdao

Constraints such as primary key - foreign key relationships and uniqueness of values are not possible on particular values of an XML document.

不能对XML文档的特定值执行限制，比如主键—外键关系和值的唯一性。

youdao