通过SQL语句直接把表导出为XML格式

USE [ip]
GO
/ 对象: Table [dbo].[SiteData] 脚本日期: 09/11/2010 17:41:11 /
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
SET ANSI_PADDING ON
GO
CREATE TABLE [dbo].[SiteData](
[id] [int] IDENTITY(1,1) NOT NULL,
[SiteName] [varchar](50) COLLATE Chinese_PRC_CI_AS NOT NULL,
[SiteAdd] [varchar](100) COLLATE Chinese_PRC_CI_AS NOT NULL,
[BaiduSort] [int] NOT NULL CONSTRAINT [DF_SiteData_BaiduSort] DEFAULT ((0)),
[BaiduShouLu] [int] NOT NULL CONSTRAINT [DF_SiteData_BaiduShouLu] DEFAULT ((0)),
CONSTRAINT [PK_SiteData] PRIMARY KEY CLUSTERED
(
[id] ASC
)WITH (PAD_INDEX = OFF, IGNORE_DUP_KEY = OFF) ON [PRIMARY]
) ON [PRIMARY]

GO
SET ANSI_PADDING OFF

SELECT
1 AS Tag,
NULL AS Parent,
SiteName AS [site!1!网站名称],
SiteAdd AS [site!1!网站地址],
BaiduSort AS [site!1!百度排名],
BaiduShouLu AS [site!1!百度收录]
FROM SiteData order by BaiduShouLu FOR XML EXPLICIT

<site 网站名称="博客园" 网站地址="https://.jb51./" 百度排名="20" 百度收录="6020000" />

//content 是我们读取数据库后得到的string字符串
content = content.Replace("&lt;", "<").Replace("&quot;", "\"").Replace("&gt;", ">");
//自定义XML编码格式和父节点名称
content = "<?xml version=\"1.0\" encoding=\"utf-8\"?><start>" + content + "</start>
//输出XML到本地路径using
(StreamWriter sw = new StreamWriter(@"E:\SoftUpdate\sql2xml.xml")) { sw.Write(content); }