public void testTransactionAtomic() throws IOException {
ODatabaseFlat db1 = new ODatabaseFlat(url);
db1.open("admin", "admin");
ODatabaseFlat db2 = new ODatabaseFlat(url);
db2.open("admin", "admin");
ORecordFlat record1 = new ORecordFlat(db1);
record1.value("This is the first version").save();
// RE-READ THE RECORD