Chapter 9 "Inheritance Mapping" in HRD [1] already has good coverage, so we will focus on SQL generation and tuning recommendations for each strategy.
hrd[1]中的第9章“继承映射”已经说得很清楚了,所以我们将关注SQL生成和针对每个策略的调优建议。
The purely object-oriented strategy pattern primarily relies on inheritance-based polymorphism to create a family of interchangeable algorithms that are swapped out based on context.
纯粹的面向对象的策略模式主要依赖于基于继承的多态来创建根据环境交换的可互换算法系列。
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。
The supposition of this strategy ties up the inheritance mode of resistance.
该策略的前提条件是与抗性遗传方式密切相关。
Generation inheritance is the key measure of enterprise human resource management and also an effective strategy for the future moral education.
代际传承是企业人力资源管理的关键措施,也是未来德育最重要的有效策略。
The advantage of the Strategy pattern is that it need not involve concrete inheritance.
策略模式的优点是它不需要调用具体的类。
We propose the cultural landscape design strategy, such as: arrangement inheritance, the story memory, the humanities accumulate, natural ecology, personalized facility and so on.
提出:文脉传承、故事记忆、人文积淀、自然生态和个性化设施等文化景观设计策略。
We propose the cultural landscape design strategy, such as: arrangement inheritance, the story memory, the humanities accumulate, natural ecology, personalized facility and so on.
提出:文脉传承、故事记忆、人文积淀、自然生态和个性化设施等文化景观设计策略。
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