table-relationships
- Can Rails Active Record understand two simultaneous relationships between two tables at once?- I have two tables, users and groups. A user can belong to many groups. A group can have many users. So I have created a have_and_belongs_to_many relationship between users and groups using a join tab[详细] 2022-12-18 05:50 分类:问答
 
         
                                         
                                         
                                         
                                        ![Interactive visualization of a graph in python [closed]](https://www.devze.com/res/2023/04-10/09/92d32fe8c0d22fb96bd6f6e8b7d1f457.gif) 
                                         
                                         
                                         
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