/// <summary>
///
/// </summary>
/// <param name="strCnnConfig">ConnectionStrings索引</param>
public void Open(String strCnnConfig)
{
if (m_oTransaction != null)
{
m_oTransaction.Rollback();
m_oTransaction.Dispose();
m_oTransaction = null;
}
if (m_cnn != null)
{
m_cnn.Close();
m_cnn.Dispose();
m_cnn = null;
}
m_cnn = SQLBase.CreateConnecion(strCnnConfig);
m_cnn.Open();
m_oTransaction = m_cnn.BeginTransaction();
}
