14 lines
		
	
	
	
		
			418 B
		
	
	
	
		
			Ruby
		
	
	
	
	
	
		
		
			
		
	
	
			14 lines
		
	
	
	
		
			418 B
		
	
	
	
		
			Ruby
		
	
	
	
	
	
|  | class CreateAccountNotes < ActiveRecord::Migration[5.2] | ||
|  |   def change | ||
|  |     create_table :account_notes do |t| | ||
|  |       t.references :account, foreign_key: { on_delete: :cascade }, index: false | ||
|  |       t.references :target_account, foreign_key: { to_table: :accounts, on_delete: :cascade } | ||
|  |       t.text :comment, null: false | ||
|  |       t.index [:account_id, :target_account_id], unique: true | ||
|  | 
 | ||
|  |       t.timestamps | ||
|  |     end | ||
|  |   end | ||
|  | end | ||
|  | 
 |