def down
tables_with_owner_uuid.each do |table|
- remove_index table.to_sym, :owner_uuid
+ indexes = ActiveRecord::Base.connection.indexes(table)
+ owner_uuid_index = indexes.select do |index|
+ index.columns == ['owner_uuid']
+ end
+ if !owner_uuid_index.empty?
+ remove_index table.to_sym, :owner_uuid
+ end
end
end
end