Class: Mongoid::Persistence::Atomic::Unset

Inherits:

Object

• Object
• Mongoid::Persistence::Atomic::Unset

show all

Includes:

Operation

Defined in:

lib/mongoid/persistence/atomic/unset.rb

Overview

Instance Attribute Summary

Attributes included from Operation

#document, #field, #options, #value

Instance Method Summary (collapse)

• - (nil) persist

  Sends the atomic $unset operation to the database.

Methods included from Operation

#collection, #initialize, #operation, #path, #prepare

unset.persist

18
19
20
21
22
23

# File 'lib/mongoid/persistence/atomic/unset.rb', line 18

def persist
  prepare do
    document.attributes.delete(field)
    execute("$unset")
  end
end