mysql - Set Association in Ruby on

Set Association in Ruby on Rails

I used a migration in ruby to create these tables together with a model. I have a Table Information and a Table Detail, each entry in the information table can have one association in the detail table. So i created them with: create_table :details do |t| t.integer :id t.string :Bezeichnung t.binary :Koordinaten end create_table :informations do |t| t.integer :id t.integer :DetailID t.integer :Longitude t.integer :Latitude end In my Information Table i got a DetailID which should Reference to the id of the Detail table. Now i did: ALTER TABLE informations ADD CONSTRAINT fk_informations_details FOREIGN KEY (DetailID) REFERENCES details(id) Is this correct? Have i set the FOREIGN KEY correct? Or do i have to put the foreign key in the other table!? Because i want to use in my Information Model following: has_one :detail, :foreign_key => 'DetailID' And in the Detail Model foll...

Full article: http://stackoverflow.com/questions/13209733/set-associati...