instance method `readonly`

Ruby on Rails 8.0.4

Since v3.0.20

Compare with:

readonly(value = true)

Mark a relation as readonly. Attempting to update a record will result in an error.

users = User.readonly
users.first.save
# => ActiveRecord::ReadOnlyRecord: User is marked as readonly

To make a readonly relation writable, pass false.

users.readonly(false)
users.first.save
# => true

Parameters

Source

# File activerecord/lib/active_record/relation/query_methods.rb, line 1309
    def readonly(value = true)
      spawn.readonly!(value)
    end

Defined in activerecord/lib/active_record/relation/query_methods.rb line 1309 · View on GitHub · Improve this page · Find usages on GitHub