13 lines
		
	
	
	
		
			265 B
		
	
	
	
		
			Ruby
		
	
	
	
	
	
		
		
			
		
	
	
			13 lines
		
	
	
	
		
			265 B
		
	
	
	
		
			Ruby
		
	
	
	
	
	
|  | class CreateMentions < ActiveRecord::Migration | ||
|  |   def change | ||
|  |     create_table :mentions do |t| | ||
|  |       t.integer :account_id | ||
|  |       t.integer :status_id | ||
|  | 
 | ||
|  |       t.timestamps null: false | ||
|  |     end | ||
|  | 
 | ||
|  |     add_index :mentions, [:account_id, :status_id], unique: true | ||
|  |   end | ||
|  | end |