20150311125212_make_sentences_to_axioms.rb revision 8e43531a56a623f10fbc42d6b71994628c6dbc76
class MakeSentencesToAxioms < MigrationWithData
def up
Sentence.where(type: nil).select(:id).find_each do |sentence|
update_attributes!(sentence, type: 'Axiom')
end
end
def down
Sentence.where(type: 'Axiom').select(:id).find_each do |sentence|
update_attributes!(sentence, type: nil)
end
end
end