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