How to design the relations between USER and FAVORITE(or LIKE) models in DB

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悲哀的现实 2021-01-26 01:27

I have these models(tables): USER, PHOTO, BOOK, QUESTION etc. And now I wanna add the favorite or like


      
      
        
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                (楼主)
            
              
              
                2021-01-26 01:45
              

            
            
                        


This uses supertype/subtype relationship. For a few more similar examples and explanations see here and how to create tables.
    
             
                                                        
            
            
              
                
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