@Retention(value=RUNTIME)
@Target(value=TYPE)
@InterfaceStability.Evolving
public @interface SQLUserDefinedType
Modifier and Type | Required Element and Description |
---|---|
Class<? extends org.apache.spark.sql.types.UserDefinedType<?>> |
udt
Returns an instance of the UserDefinedType which can serialize and deserialize the user
class to and from Catalyst built-in types.
|