# Migration type: online without errors (works on previous version and new one) class RenameEmojis < ActiveRecord::Migration def up # Renames aliases to main names execute("UPDATE notes SET note ='thumbsup' WHERE is_award = true AND note = '+1'") execute("UPDATE notes SET note ='thumbsdown' WHERE is_award = true AND note = '-1'") execute("UPDATE notes SET note ='poop' WHERE is_award = true AND note = 'shit'") end def down execute("UPDATE notes SET note ='+1' WHERE is_award = true AND note = 'thumbsup'") execute("UPDATE notes SET note ='-1' WHERE is_award = true AND note = 'thumbsdown'") execute("UPDATE notes SET note ='shit' WHERE is_award = true AND note = 'poop'") end end