}
@Test(dependsOnMethods = "testTransactionOptimisticCommit")
public void testTransactionOptimisticCuncurrentException() 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);