Rails 4.2
Rails 4.2
  • 请登录查看
字典 我要纠错

ActiveRecord::RecordNotUnique

class ActiveRecord::RecordNotUnique

Parent:
ActiveRecord::WrappedDatabaseException

Raised when a record cannot be inserted because it would violate a uniqueness constraint.

© 2004–2017 David Heinemeier Hansson
Licensed under the MIT License.