c#连接oracle 的一个通用类(转)
using System;using System.Data;using System.Data.OracleClient;using System.Web.UI.WebControls; namespace SiFenManager.Util {/// <summary> /// 数据库通用操作类/// </summary> public class Database {protected OracleConnection con;//连接对象public Database() { con=new OracleConnection(DafangFramework.AppConfig.DataBaseConnectionString); }public Database(string constr) { con=new OracleConnection(constr); }#region 打开数据库连接/// <summary> /// 打开数据库连接/// </summ