Here is an example using the joined table strategy.

下面是一个使用联合表策略的示例。

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Inheritance: Annotations — Single table, joined table, and table per class.

继承：标注——单个表、联合表和按类表。

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Joined table: (Optional) the child class is mapped to a table that has a foreign key relationship to the table to which the parent is mapped.

联合表：(可选)将子类映射到与父类映射到的表具有外键关系的表。

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As a sidebar, I recently attended an informal gathering in St Louis and was joined at the table by individuals that were involved with the negotiations and wording in that original lease.

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When the investor who took the lead joined us at our table, the chemistry was electric.

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Hicks -- praised by Republicans as a "whistleblower" -- was joined at the witness table by Eric Nordstrom, a former regional security officer in Libya, and Mark Thompson, the State Department's acting deputy assistant secretary for counterterrorism.

CNN: Doomed Libya ambassador: 'We're under attack'