module ActiveRecord::AttributeMethods::Write

def _write_attribute(attr_name, value) # :nodoc:

:nodoc:
breaking compatibility with the write_attribute API
This method exists to avoid the expensive primary_key check internally, without
def _write_attribute(attr_name, value) # :nodoc:
  @attributes.write_from_user(attr_name, value)
end

def write_attribute(attr_name, value)

turned into +nil+.
specified +value+. Empty strings for Integer and Float columns are
Updates the attribute identified by attr_name with the
def write_attribute(attr_name, value)
  name = attr_name.to_s
  name = self.class.attribute_aliases[name] || name
  name = @primary_key if name == "id" && @primary_key
  @attributes.write_from_user(name, value)
end