12 lines
		
	
	
	
		
			341 B
		
	
	
	
		
			Ruby
		
	
	
	
	
	
		
		
			
		
	
	
			12 lines
		
	
	
	
		
			341 B
		
	
	
	
		
			Ruby
		
	
	
	
	
	
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								class AddThumbnailColumnsToMediaAttachments < ActiveRecord::Migration[5.2]
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								  def up
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								    add_attachment :media_attachments, :thumbnail
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								    add_column :media_attachments, :thumbnail_remote_url, :string
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								  end
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								  def down
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								    remove_attachment :media_attachments, :thumbnail
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								    remove_column :media_attachments, :thumbnail_remote_url
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								  end
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								end
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