Module dynamodb_expression::function

source ·

Enums

Functions

  • attribute_exists
    True if the item contains the attribute specified by path.
  • attribute_not_exists
    True if the attribute specified by path does not exist in the item.
  • attribute_type
    True if the attribute at the specified path is of a particular data type.
  • begins_with
    True if the attribute specified by path begins with a particular substring.
  • contains
    True if the attribute specified by path is one of the following:
  • size
    Returns a number representing an attribute’s size.