// generate schema
OrientGraphNoTx graph = new OrientGraphNoTx("memory:" + TestOutInChain.class.getSimpleName(), "admin", "admin");
graph.command(new OCommandSQL("create class User extends V")).execute();
graph.command(new OCommandSQL("create class Car extends V")).execute();
graph.command(new OCommandSQL("create class Owns extends E")).execute();
graph.shutdown();
}
@Test
public void t() {
OrientGraph graph = new OrientGraph("memory:" + TestOutInChain.class.getSimpleName(), "admin", "admin");