Class: Aws::DynamoDB::Types::Update

Inherits:
Struct
  • Object
show all
Includes:
Structure
Defined in:
lib/aws-sdk-dynamodb/types.rb

Overview

Represents a request to perform an ‘UpdateItem` operation.

See Also:

Constant Summary collapse

SENSITIVE = 
[]

Instance Attribute Summary collapse

Instance Attribute Details

#condition_expression ⇒ String

A condition that must be satisfied in order for a conditional update to succeed.

Returns:

  • (String) 


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# File 'lib/aws-sdk-dynamodb/types.rb', line 9660

class Update < Struct.new(
  :key,
  :update_expression,
  :table_name,
  :condition_expression,
  :expression_attribute_names,
  :expression_attribute_values,
  :return_values_on_condition_check_failure)
  SENSITIVE = []
  include Aws::Structure
end

#expression_attribute_names ⇒ Hash<String,String>

One or more substitution tokens for attribute names in an expression.

Returns:

  • (Hash<String,String>) 


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# File 'lib/aws-sdk-dynamodb/types.rb', line 9660

class Update < Struct.new(
  :key,
  :update_expression,
  :table_name,
  :condition_expression,
  :expression_attribute_names,
  :expression_attribute_values,
  :return_values_on_condition_check_failure)
  SENSITIVE = []
  include Aws::Structure
end

#expression_attribute_values ⇒ Hash<String,Types::AttributeValue>

One or more values that can be substituted in an expression.

Returns:



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# File 'lib/aws-sdk-dynamodb/types.rb', line 9660

class Update < Struct.new(
  :key,
  :update_expression,
  :table_name,
  :condition_expression,
  :expression_attribute_names,
  :expression_attribute_values,
  :return_values_on_condition_check_failure)
  SENSITIVE = []
  include Aws::Structure
end

#key ⇒ Hash<String,Types::AttributeValue>

The primary key of the item to be updated. Each element consists of an attribute name and a value for that attribute.

Returns:



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# File 'lib/aws-sdk-dynamodb/types.rb', line 9660

class Update < Struct.new(
  :key,
  :update_expression,
  :table_name,
  :condition_expression,
  :expression_attribute_names,
  :expression_attribute_values,
  :return_values_on_condition_check_failure)
  SENSITIVE = []
  include Aws::Structure
end

#return_values_on_condition_check_failure ⇒ String

Use ‘ReturnValuesOnConditionCheckFailure` to get the item attributes if the `Update` condition fails. For `ReturnValuesOnConditionCheckFailure`, the valid values are: NONE and ALL_OLD.

Returns:

  • (String) 


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# File 'lib/aws-sdk-dynamodb/types.rb', line 9660

class Update < Struct.new(
  :key,
  :update_expression,
  :table_name,
  :condition_expression,
  :expression_attribute_names,
  :expression_attribute_values,
  :return_values_on_condition_check_failure)
  SENSITIVE = []
  include Aws::Structure
end

#table_name ⇒ String

Name of the table for the ‘UpdateItem` request. You can also provide the Amazon Resource Name (ARN) of the table in this parameter.

Returns:

  • (String) 


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# File 'lib/aws-sdk-dynamodb/types.rb', line 9660

class Update < Struct.new(
  :key,
  :update_expression,
  :table_name,
  :condition_expression,
  :expression_attribute_names,
  :expression_attribute_values,
  :return_values_on_condition_check_failure)
  SENSITIVE = []
  include Aws::Structure
end

#update_expression ⇒ String

An expression that defines one or more attributes to be updated, the action to be performed on them, and new value(s) for them.

Returns:

  • (String) 


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# File 'lib/aws-sdk-dynamodb/types.rb', line 9660

class Update < Struct.new(
  :key,
  :update_expression,
  :table_name,
  :condition_expression,
  :expression_attribute_names,
  :expression_attribute_values,
  :return_values_on_condition_check_failure)
  SENSITIVE = []
  include Aws::Structure
end