/dbname=[DBNAME] /server=[SERVER] /user=[USER] /pwd=[PWD] /targetdir="[TARGETDIR]\"

/// <summary>
/// 附加数据库方法
/// </summary>
/// <param name="strSql">连接数据库字符串，连接master系统数据库</param>
/// <param name="DataName">数据库名字</param>
/// <param name="strMdf">数据库文件MDF的路径</param>
/// <param name="strLdf">数据库文件LDF的路径</param>
/// <param name="path">安装目录</param>
private   void  CreateDataBase( string  strSql, string  DataName,  string  strMdf,  string  strLdf, string  path)
{SqlConnection myConn = new SqlConnection(strSql);String str = null ;try{str = " EXEC sp_attach_db @dbname='"+DataName+"',@filename1='"+strMdf+"',@filename2='"+strLdf+"'";SqlCommand myCommand = new SqlCommand(str, myConn);myConn.Open();myCommand.ExecuteNonQuery();MessageBox.Show("数据库安装成功！点击确定继续");//需Using System.Windows.Forms}catch(Exception e){MessageBox.Show("数据库安装失败！" + e.Message+"\n\n"+"您可以手动附加数据");System.Diagnostics.Process.Start(path);//打开安装目录}finally{myConn.Close();}
}
public override void Install(System.Collections.IDictionary stateSaver)
{string server = this.Context.Parameters["server"];//服务器名称string uid = this.Context.Parameters["user"];//SQlServer用户名string pwd = this.Context.Parameters["pwd"];//密码string path = this.Context.Parameters["targetdir"];//安装目录string strSql = "server=" + server + ";uid=" + uid + ";pwd=" + pwd + ";database=master";//连接数据库字符串string DataName = "JXC";//数据库名string strMdf = path + @"JXC.mdf";//MDF文件路径，这里需注意文件名要与刚添加的数据库文件名一样！string strLdf = path + @"jxc_log.ldf";//LDF文件路径base.Install(stateSaver);this.CreateDataBase(strSql, DataName, strMdf, strLdf, path);//开始创建数据库
}