C#从数据库读取数据到DataSet并保存到xml文件

using System;
using System.Data;
using System.Xml;
using System.Data.SqlClient;
using System.IO;

public class TestWriteXML
{
public static void Main()
{
String strFileName = c:/temp/out.xml;
SqlConnection conn = new SqlConnection(server=localhost;uid=sa;pwd=;database=db);
String strSql = SELECT name,age FROM people;
SqlDataAdapter adapter = new SqlDataAdapter();
adapter.SelectCommand = new SqlCommand(strSql, conn);
// Build the DataSet
DataSet ds = new DataSet();
adapter.Fill(ds, employees);
// Get a FileStream object
FileStream fs = new FileStream(strFileName, FileMode.OpenOrCreate, FileAccess.Write);
// Apply the WriteXml method to write an XML document
ds.WriteXml(fs);
fs.Close();
}
}
//该代码片段来自于: http://www.sharejs.com/codes/csharp/7773[/code]