...响关联对象的获取时机(也会影响到sql)。下面根据关联关系的不同,分情况讨论一下检索策略和抓取方式的应用。多对一(many-to-one):应该优先考虑预先抓取,他比立即检索少使用了sql, 有助于提高性能。
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many to one 多对一 ; 多个对一个 ; 配置属性
many-to-one relationship 多对一关系 ; 多对一关联性
many-to-one relate 多对一关系
Many to One Routing 多对一路由
Many-to-one failover 多对一的应用切换
many-to-one function 多对一函数
many to one function 多对一函数 ; 多对
one to many 一对多 ; 一个对多个
One-to-many 一对多 ; 一对多关系 ; 关系 ; 一对多关联
There is a many-to-one relationship defined here, as shown above.
这里定义了一个多对一关系,如上面所示。
You will probably have many-to-one relationships in your database.
您的数据库中很可能存在多对一的关系。
The model now has a many-to-one relationship between trails and locations.
模型现在在赛道和地点之间有多对一关系。
As many as one hundred crystals may join to form a snowflake larger than two and one-half centimeters.
VOA: special.2011.01.11
So maybe - and here thinking about the pancreas has many functions but one of its important functions is to secrete insulin.
胰腺有很多的功能,其中最重要的功能之一,就是分泌胰岛素
p1 V1 Initial find -- there are many ways p2 V2 V1 I can get from one state to the other.
初态的氩气状态为,末态为。
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