通用数据库访问类

通用数据库访问Helper 支持Oracle、SqlServer、MySQL、Access数据库访问方便简洁 using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Data; namespace PromotionDB.Interface {     public interface IDataSource     {         bool Open();         int ExecuteNonQuery(string _ConStr);         DataTable ExecuteQuery(string _ConStr);         bool Close();     } } using System; using System.Collections.Generic; using System.Text; using PromotionDB.Interface; using MySql.Data.MySqlClient; using System.Data; namespace PromotionDB.Util.DataAccess {     ///

    /// 连接MySql数据库     ///

PromotionDB
Util
Service References
Properties
obj
Interface
bin
DataSource.cs
DBHelper.cs
PromotionDB.csproj
PromotionDB.csproj.DotSettings.user
PromotionDB.csproj.user