using?System;
using?System.Collections.Generic;
using?System.Text;
using?System.Data;
using?System.Data.SqlClient;
using?System.Configuration;

namespace?DBData
{
????///?

????///?數據庫操作類
????///?

????public?class?SqlDataConn?:?IDisposable
????{
????????///?

????????///?保存數據庫連接字符串
????????///?

????????private?string?m_sConnectionString;

????????///?

????????///?數據庫連接標志
????????///?

????????private?bool?m_bConnected;

????????///?

????????///?數據庫連接對象
????????///?

????????private?SqlConnection?m_sqlConnection;

????????///?

????????///?數據庫執行語句類
????????///?

????????private?SqlCommand?m_sqlCommand;

????????///?

????????///?定義事務
????????///?

????????private?SqlTransaction?m_sqlTransaction?=?null;

????????///?

????????///?定義數據適配器
????????///?

????????private?SqlDataAdapter?m_sqlDataAdapter;
????????
????????///?