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			9 lines
		
	
	
	
		
			162 B
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			9 lines
		
	
	
	
		
			162 B
		
	
	
	
		
			Ruby
		
	
	
	
	
	
| class AddUserColumns < ActiveRecord::Migration[4.2]
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|   def up
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|     add_attachment :users, :avatar
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|   end
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| 
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|   def down
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|     remove_attachment :users, :avatar
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|   end
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| end
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