Activerecord manually set id

You can disable automatically created primary key and add it to manually with mysql: The migration file: def www.doorway.ru create_table (:my_special_table:id = false) do | t | t. string:id:limit = 5:null =:no end execute " ALTER TABLE my_special_table ADD PRIMARY KEY (id) " end. Then in a before_save filter you can generate the primary key for yourself. A model instance’s primary key is always available as www.doorway.ru whether you name it the default ‘id’ or set it to something else. Show source # File activerecord/lib/active_record/www.doorway.ru, line def id attr_name = self. class. primary_key column = column_for_attribute (attr_name) self. class. send (:define_read_method:id, attr_name, column) # now that the method exists, call it self. send . $post = $this-getMockBuilder('\app\model\Post') -setMethods(['save', 'attributes']) -getMock(); $post-method('save')-willReturn(true); $post-method('attributes')-willReturn([ 'id', 'status', 'title', 'description', 'text' ]);.

ActiveRecord::www.doorway.ru_timestamps = false #set timestamps manually ActiveRecord::www.doorway.ru_timestamps = true When I ran into this issue with my app, I searched around for a bit and this seemed like it made the most sense to me. It's an initializer that I can call where I need to. id is just attr_protected, which is why you can't use mass-assignment to set it. However, when setting it manually, it just works: o = www.doorway.ru = www.doorway.ru!www.doorway.ru # = I'm not sure what the original motivation was, but I do this when converting ActiveHash models to ActiveRecord. Foreign keys - These fields should be named following the pattern singularized_table_name_id (e.g., item_id, order_id). These are the fields that Active Record will look for when you create associations between your models. Primary keys - By default, Active Record will use an integer column named id as the table's primary key.

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