[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來讀取XML文件並將信息轉儲到數據庫中?
我有一個XSD文件,並使用Xsd2DB實用程序(在此處提供該數據庫)創建了一個數據庫( http://xsd2db.sourceforge.net/)-
我現在有要插入數據庫的XML文件,有什么快速的方法嗎? 還是唯一的方法是通過xml讀取/迭代並將記錄插入數據庫中?
我嘗試了以下
但是我不知道如何告訴適配器將所有表推送到數據庫中?
您可以將xml文件讀入數據集,然后將數據集添加到表中。 處理方式取決於您的SQL Server(mySql,Oracle,MS SQL)。 這是一個例子:
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
末級
您可以在此處找到更多示例: http : //vb.net-informations.com/xml/vb.net-xml-insert-database.htm
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