@Override
    public boolean hasPrimaryKeyValue() {
        return asDocMeta().id() != null;
    }

    protected EntityUniqueDrivenProperties newUniqueDrivenProperties() {
        return new EntityUniqueDrivenProperties();
    }

    @Override
    public Set<String> myuniqueDrivenProperties() {
        return __uniqueDrivenProperties.getPropertyNames();
    }