#489 [ODBC] OdbcConnection.BeginTransaction failed with IsolationLevel Snapshot

[Jira Trac]

* Brief:
** An ObdcException is thrown if execute OdbcConnection BeginTransaction(IsolationLevel) with parameter 'IsolationLevel.Snapshot'

* Test Code:
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[Test, Description(Test for OdbcConnection BeginTransaction with IsolationLevel.Snapshot.)]
public void ConnectMethod_BeginTransaction_Snapshot()
{
string strConn = Driver={CUBRID Driver};db_name=odbc_test;uid=dba;server=10.34.64.57;port=33037;fetch_size=100;
OdbcConnection connCubrid = new OdbcConnection(strConn);
connCubrid.Open();
OdbcTransaction transaction = connCubrid.BeginTransaction(IsolationLevel.Snapshot);
Assert.AreEqual(connCubrid, transaction.Connection);
transaction.Dispose();
}

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