Method: Dynamoid::Persistence::ClassMethods#update

Defined in:
lib/dynamoid/persistence.rb

#update(hash_key, range_key_value = nil, attrs) ⇒ Dynamoid::Document

Update document with provided attributes.

Instantiates document and saves changes. Runs validations and callbacks. Don’t save changes if validation fails.

User.update('1', age: 26)

If range key is declared for a model it should be passed as well:

User.update('1', 'Tylor', age: 26)

Parameters:

  • hash_key (Scalar value) —

    hash key

  • range_key_value (Scalar value) (defaults to: nil) —

    range key (optional)

  • attrs (Hash)

Returns:



256
257
258
259
260
 
# File 'lib/dynamoid/persistence.rb', line 256

def update(hash_key, range_key_value = nil, attrs)
  model = find(hash_key, range_key: range_key_value, consistent_read: true)
  model.update_attributes(attrs)
  model
end