icemanpro
V2EX  ›  PHP

laravel 中的 Eloquent ORM 里, hasOne 和 belongsTo 有什么区别?

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  •   icemanpro · Feb 5, 2015 · 11247 views
    This topic created in 4201 days ago, the information mentioned may be changed or developed.
    模型A 可能对应到模型B, 也可能对应不到模型B。这两个之间应该如何写关联?
    4 replies    2015-02-05 16:17:24 +08:00
    wesley
        1
    wesley  
       Feb 5, 2015
    A hasOne B: => A.b_id = B.id
    A belongsTo B: => A.id = B.a_id
    justjavac
        2
    justjavac  
       Feb 5, 2015
    一个主,一个辅。
    lichao
        3
    lichao  
       Feb 5, 2015
    @wesley 你第二个写反了吧
    jfjiefan
        4
    jfjiefan  
       Feb 5, 2015
    @icemanpro DB::getQueryLog() 一切都明白了
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