C# 生成XML
表结构：
USE [NewHyeySaleData] GO /****** 对象: Table [dbo].[YwHyDrugCategory] 脚本日期: 03/26/2011 18:35:34 ******/ SET ANSI_NULLS ON GO SET QUOTED_IDENTIFIER ON GO CREATE TABLE [dbo].[YwHyDrugCategory]( [Id] [int] IDENTITY(1,1) NOT NULL, [ProductName] [nvarchar](50) NULL, [Component] [nvarchar](50) NULL, [Dosageform] [nvarchar](50) NULL, [FirstCategory] [nvarchar](50) NULL, [FunctionSys] [nvarchar](50) NULL, [SecondCategory] [nvarchar](50) NULL, [MajorFunction] [nvarchar](255) NULL, [ExclusiveProduct] [tinyint] NULL, [InsuranceProduct] [tinyint] NULL, [PrimaryProduct] [tinyint] NULL, [OTC] [nvarchar](5) NULL, [ProtectProduct] [tinyint] NULL, CONSTRAINT [PK_YwHyDrugCategory] PRIMARY KEY CLUSTERED ( [Id] ASC )WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY] ) ON [PRIMARY] GO EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'产品名' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'YwHyDrugCategory', @level2type=N'COLUMN',@level2name=N'ProductName' GO EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'成份' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'YwHyDrugCategory', @level2type=N'COLUMN',@level2name=N'Component' GO EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'剂型' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'YwHyDrugCategory', @level2type=N'COLUMN',@level2name=N'Dosageform' GO EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'大类' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'YwHyDrugCategory', @level2type=N'COLUMN',@level2name=N'FirstCategory' GO EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'治疗系统' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'YwHyDrugCategory', @level2type=N'COLUMN',@level2name=N'FunctionSys' GO EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'亚类' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'YwHyDrugCategory', @level2type=N'COLUMN',@level2name=N'SecondCategory' GO EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'功能主治' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'YwHyDrugCategory', @level2type=N'COLUMN',@level2name=N'MajorFunction' GO EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'独家品种 1是0否' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'YwHyDrugCategory', @level2type=N'COLUMN',@level2name=N'ExclusiveProduct' GO EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'医保药物 1是0否' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'YwHyDrugCategory', @level2type=N'COLUMN',@level2name=N'InsuranceProduct' GO EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'基本药物 1是0否' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'YwHyDrugCategory', @level2type=N'COLUMN',@level2name=N'PrimaryProduct' GO EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'OTC 0否' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'YwHyDrugCategory', @level2type=N'COLUMN',@level2name=N'OTC' GO EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'中药保护品种 1是0否' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'YwHyDrugCategory', @level2type=N'COLUMN',@level2name=N'ProtectProduct'
数据：
中药 妇科用药 妇科洗液 中药 补益药 补血药 中药 补益药 补血药 中药 补益药 补血药 中药 补益药 补血药 中药 补益药 补血药 中药 补益药 补血药 中药 补益药 补血药 中药 补益药 补血药 中药 补益药 补血药 中药 补益药 补血药 中药 补益药 补血药 中药 补益药 补血药
查询：
select FirstCategory from YwHyDrugCategory group by FirstCategory select FunctionSys from YwHyDrugCategory where FirstCategory = '化学药品' group by FunctionSys select FunctionSys from YwHyDrugCategory where FirstCategory = '中药' group by FunctionSys select SecondCategory from YwHyDrugCategory where FirstCategory = '中药' and FunctionSys='中药注射剂' group by SecondCategory
C#：
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Data.SqlClient;
using System.Xml;
namespace WindowsFormsAppXML
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void button1_Click(object sender, EventArgs e)
{
try
{
//建立连接，将表名及对应表明的字段放入dataset中,
string strcon = "Data Source=192.168.1.2;Initial Catalog=NewHyeySaleData;Persist Security Info=True;User ID=sa;Password=hyey-20060705;Connect Timeout=3000;";
using (SqlConnection con = new SqlConnection())
{
con.ConnectionString = strcon;
if (con.State == ConnectionState.Closed)
con.Open();
SqlCommand cmd;
SqlDataAdapter da = new SqlDataAdapter();
DataSet ds = new DataSet();
this.label1.Text = "生成药品分类XML文件";
//FirstCategory
string strFirst = "select FirstCategory from YwHyDrugCategory group by FirstCategory";
cmd = new SqlCommand(strFirst, con);
da.SelectCommand = cmd;
da.Fill(ds, "FirstCategory");
if (ds != null && ds.Tables[0].Rows.Count > 0)
{
XmlDocument xmldoc = new XmlDocument();
XmlElement root = xmldoc.CreateElement("YwHyDrugCategory");
xmldoc.AppendChild(root);
foreach (DataRow item in ds.Tables[0].Rows)
{
XmlElement FirstCategory = xmldoc.CreateElement("FirstCategory");
XmlAttribute fname = xmldoc.CreateAttribute("name");
fname.Value = item["FirstCategory"].ToString();
FirstCategory.Attributes.Append(fname);
root.AppendChild(FirstCategory);
string strSecond = "select FunctionSys from YwHyDrugCategory where FirstCategory = '" + item["FirstCategory"].ToString().Trim() + "' group by FunctionSys";
cmd = new SqlCommand(strSecond, con);
da.SelectCommand = cmd;
DataSet SecondDs = new DataSet();
da.Fill(SecondDs, "FunctionSys");
if (SecondDs != null && SecondDs.Tables[0].Rows.Count > 0)
{
foreach (DataRow row in SecondDs.Tables[0].Rows)
{
XmlElement FunctionSys = xmldoc.CreateElement("FunctionSys");
XmlAttribute sname = xmldoc.CreateAttribute("name");
sname.Value = row["FunctionSys"].ToString();
FunctionSys.Attributes.Append(sname);
FirstCategory.AppendChild(FunctionSys);
string strThird = "select SecondCategory from YwHyDrugCategory where FirstCategory = '" + item["FirstCategory"].ToString().Trim() + "'and FunctionSys='" + row["FunctionSys"].ToString().Trim() + "' group by SecondCategory";
cmd = new SqlCommand(strThird, con);
da.SelectCommand = cmd;
DataSet ThirdDs = new DataSet();
da.Fill(ThirdDs, "SecondCategory");
if (ThirdDs != null && ThirdDs.Tables[0].Rows.Count > 0)
{
foreach (DataRow rowt in ThirdDs.Tables[0].Rows)
{
XmlElement SecondCategory = xmldoc.CreateElement("SecondCategory");
XmlAttribute tname = xmldoc.CreateAttribute("name");
tname.Value = rowt["SecondCategory"].ToString();
SecondCategory.Attributes.Append(tname);
FunctionSys.AppendChild(SecondCategory);
}
ThirdDs.Dispose();
ThirdDs.Clear();
}
}
SecondDs.Dispose();
SecondDs.Clear();
}
}
ds.Dispose();
ds.Clear();
da.Dispose();
xmldoc.Save(@"E:\生成药品分类XML文件.xml");
this.label1.Text += " XML文件路径-E:生成药品分类XML文件.xml";
}
}
}
catch (Exception ex)
{
throw new Exception(ex.Message);
}
finally
{
;
}
}
}
}