A case class must have at least one case identifier.
What to do next
You can:
- add additional case identifiers to the case class by using the same procedure.
- change this case identifier to be a custom or composite type.
Note: You must add at least two
Case Identifier elements to a case class to be able to create a composite case identifier.
Note: You can also refactor an existing attribute as a case identifier. Right-click the attribute and select
Convert to Case Identifier. Similarly, you can refactor an existing case identifier as an attribute. Right-click the case identifier and select
Convert to Attribute.