Update multiple records simultaneously with ActiveRecord in Rails using one query?

Question

Let\'s suppose I have a table called \'user_products\' and a corresponding model called UserProduct in my Rails application. I also have a field called \'is_temporary\' in my ta

Answer 1

UserProduct.update_all({:is_temporary => false}, {:user_id => 12345})

Although beware: this skips all validations and callbacks, since no instance of UserProduct will ever be instanciated.