13 lines
		
	
	
		
			382 B
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			13 lines
		
	
	
		
			382 B
		
	
	
	
		
			Ruby
		
	
	
	
	
	
| class CreateAccountPins < ActiveRecord::Migration[5.2]
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|   def change
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|     create_table :account_pins do |t|
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|       t.belongs_to :account, foreign_key: { on_delete: :cascade }
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|       t.belongs_to :target_account, foreign_key: { on_delete: :cascade, to_table: :accounts }
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| 
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|       t.timestamps
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|     end
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| 
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|     add_index :account_pins, [:account_id, :target_account_id], unique: true
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|   end
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| end
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