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[英]reading selected data from an excel and creating and writing to an xml in c#
[英]Reading data from xml and writing in database using C#
是否有任何快速的方法来读取XML文件并将信息转储到数据库中?
我有一个XSD文件,并使用Xsd2DB实用程序(在此处提供该数据库)创建了一个数据库( http://xsd2db.sourceforge.net/)-
我现在有要插入数据库的XML文件,有什么快速的方法吗? 还是唯一的方法是通过xml读取/迭代并将记录插入数据库中?
我尝试了以下
但是我不知道如何告诉适配器将所有表推送到数据库中?
您可以将xml文件读入数据集,然后将数据集添加到表中。 处理方式取决于您的SQL Server(mySql,Oracle,MS SQL)。 这是一个例子:
Imports System.Xml
Imports System.Data.SqlClient
Public Class Form1
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
Dim connetionString As String
Dim connection As SqlConnection
Dim command As SqlCommand
Dim adpter As New SqlDataAdapter
Dim ds As New DataSet
Dim xmlFile As XmlReader
Dim sql As String
Dim product_ID As Integer
Dim Product_Name As String
Dim product_Price As Double
connetionString = "Data Source=servername;Initial Catalog=databsename;User ID=username;Password=password"
connection = New SqlConnection(connetionString)
xmlFile = XmlReader.Create("Product.xml", New XmlReaderSettings())
ds.ReadXml(xmlFile)
Dim i As Integer
connection.Open()
For i = 0 To ds.Tables(0).Rows.Count - 1
product_ID = Convert.ToInt32(ds.Tables(0).Rows(i).Item(0))
Product_Name = ds.Tables(0).Rows(i).Item(1)
product_Price = Convert.ToDouble(ds.Tables(0).Rows(i).Item(2))
sql = "insert into Product values(" & product_ID & ",'" & Product_Name & "'," & product_Price & ")"
command = New SqlCommand(sql, connection)
adpter.InsertCommand = command
adpter.InsertCommand.ExecuteNonQuery()
Next
connection.Close()
End Sub
末级
您可以在此处找到更多示例: http : //vb.net-informations.com/xml/vb.net-xml-insert-database.htm
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