xml与数据库1.txt

c#的知识类库

DataSet ds=new DataSet("XMLProducts");
			//连接SQL Server数据库
			SqlConnection conn=new SqlConnection(@"server=glf;uid=sa;pwd=;database=northwind");
			SqlDataAdapter da=new SqlDataAdapter("SELECT * FROM products",conn);
			//绑定DataGrid控件
			da.Fill(ds,"products");
			dataGrid1.DataSource=ds;
			dataGrid1.DataMember="products";
			doc=new XmlDataDocument(ds);
			XmlNodeList nodeLst=doc.GetElementsByTagName("ProductName");
			//将Xml结点加入item中
			foreach(XmlNode nd in nodeLst)
				listBox1.Items.Add(nd.InnerText);
			//存盘
			string file="product.xml";
			ds.WriteXml(file);