single table inheritance中文,single table inheritance的意思,single table inheritance翻译及用法

2026-03-22 09:40 浏览次数 22

single table inheritance

Single table inheritance is a way to emulate object-oriented inheritance in a relational database. When mapping from a database table to an object in an object-oriented language, a field in the database identifies what class in the hierarchy the object belongs to.

single table inheritance 例句

英汉例句

  • inheritance is limited: with activerecord, i'm forced to use a mapping strategy called single table inheritance (see resources), which is not always optimal.

    继承也受到限制:使用activerecord 时,我被迫使用单表继承映射策略,而该策略并不总是最佳选择。

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