@Override
    public Iterable<ConnectorFactory> getConnectorFactories()
    {
        return ImmutableList.of(new ClickHouseConnectorFactory("clickhouse", getClassLoader()));
    }
@Test
    public void testCreateConnector()
    {
        Plugin plugin = new ClickHousePlugin();
        ConnectorFactory factory = getOnlyElement(plugin.getConnectorFactories());
        factory.create("test", ImmutableMap.of("clickhouse.connection-url", "jdbc:clickhouse://test"), new TestingConnectorContext());
    }