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2016 年 11 月 23 日
回复了 ljk 创建的主题 程序员 是什么理由让你彻底抛弃数据库的外键？
确实一方面给性能带来负担，一方面在交易系统中，删除数据就会自动删除外键数据，这个也会经常出现问题。
关于数据库，数据仓库、大数据、数据分析的问题，我这有个社区 www.bi168.cn 欢迎大家多多交流
2016 年 11 月 23 日
回复了 ljk 创建的主题 程序员 是什么理由让你彻底抛弃数据库的外键？
外键确实在实际生产环境中比较少用，一般都在程序中实现逻辑 避免维护修改数据的复杂性
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