asp.net Oracle数据库访问操作类，需要的朋友可以参考一下

代码如下:using System;using System.Collections;using System.Collections.Specialized;using System.Data;using System.Data.OracleClient;using System.Configuration;using System.Data.Common;using System.Collections.Generic;     ///     /// 数据访问抽象基础类    ///