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Old May 23rd, 2005, 10:02 AM
method method is offline
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Arrow help needed in updating record using visual studio code behind asp.net

Hi experts. I made a form in visual studio.net that has 5 text boxes and a button. The form loads a perticuler record from matches table in to edit mode(primary key passed to this pageWebForm1.aspx?mach=34).
Then i allow the user to update the loaded record and press the button to update the loaded record.

Unfortunely when i edit one of the feilds and press the button, it loads the old data back without any change !! I be happy if some one help me fix this update problem.Thanks

Code:
Public Class WebForm1
	Inherits System.Web.UI.Page

#Region " Web Form Designer Generated Code "

	'This call is required by the Web Form Designer.
	<System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
		Me.SqlSelectCommand1 = New System.Data.SqlClient.SqlCommand
		Me.SqlConnection1 = New System.Data.SqlClient.SqlConnection
		Me.SqlInsertCommand1 = New System.Data.SqlClient.SqlCommand
		Me.SqlUpdateCommand1 = New System.Data.SqlClient.SqlCommand
		Me.SqlDeleteCommand1 = New System.Data.SqlClient.SqlCommand
		Me.SqlDataAdapter1 = New System.Data.SqlClient.SqlDataAdapter
		Me.DataSet11 = New updatemachrecord.DataSet1
		CType(Me.DataSet11, System.ComponentModel.ISupportInitialize).BeginIni  t()
		'
		'SqlSelectCommand1
		'
		Me.SqlSelectCommand1.CommandText = "SELECT MATCHNO, TEAMNO, PLAYERNO, WON, LOST FROM MATCHES WHERE MATCHNO = @MATCHNO"
		Me.SqlSelectCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@MATCHNO", System.Data.SqlDbType.SmallInt, 2, "MATCHNO"))
		Me.SqlSelectCommand1.Connection = Me.SqlConnection1



		'
		'SqlConnection1
		'
		Me.SqlConnection1.ConnectionString = "Data Source=(local);Initial Catalog=teniss2;User ID=web;Password=web"
		'
		'SqlInsertCommand1
		'
		.....
		.....
		'
		'SqlUpdateCommand1
		'
		Me.SqlUpdateCommand1.CommandText = "UPDATE MATCHES SET MATCHNO = @MATCHNO, TEAMNO = @TEAMNO, PLAYERNO = @PLAYERNO, WO" & _
		"N = @WON, LOST = @LOST WHERE (MATCHNO = @Original_MATCHNO) AND (LOST = @Original" & _
		"_LOST OR @Original_LOST IS NULL AND LOST IS NULL) AND (PLAYERNO = @Original_PLAY" & _
		"ERNO) AND (TEAMNO = @Original_TEAMNO) AND (WON = @Original_WON OR @Original_WON " & _
		"IS NULL AND WON IS NULL); SELECT MATCHNO, TEAMNO, PLAYERNO, WON, LOST FROM MATCH" & _
		"ES WHERE (MATCHNO = @MATCHNO)"
		Me.SqlUpdateCommand1.Connection = Me.SqlConnection1
		Me.SqlUpdateCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@MATCHNO", System.Data.SqlDbType.SmallInt, 2, "MATCHNO"))
		Me.SqlUpdateCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@TEAMNO", System.Data.SqlDbType.SmallInt, 2, "TEAMNO"))
		Me.SqlUpdateCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@PLAYERNO", System.Data.SqlDbType.SmallInt, 2, "PLAYERNO"))
		Me.SqlUpdateCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@WON", System.Data.SqlDbType.SmallInt, 2, "WON"))
		Me.SqlUpdateCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@LOST", System.Data.SqlDbType.SmallInt, 2, "LOST"))
		Me.SqlUpdateCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@Original_MATCHNO", System.Data.SqlDbType.SmallInt, 2, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "MATCHNO", System.Data.DataRowVersion.Original, Nothing))
		Me.SqlUpdateCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@Original_LOST", System.Data.SqlDbType.SmallInt, 2, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "LOST", System.Data.DataRowVersion.Original, Nothing))
		Me.SqlUpdateCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@Original_PLAYERNO", System.Data.SqlDbType.SmallInt, 2, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "PLAYERNO", System.Data.DataRowVersion.Original, Nothing))
		Me.SqlUpdateCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@Original_TEAMNO", System.Data.SqlDbType.SmallInt, 2, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "TEAMNO", System.Data.DataRowVersion.Original, Nothing))
		Me.SqlUpdateCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@Original_WON", System.Data.SqlDbType.SmallInt, 2, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "WON", System.Data.DataRowVersion.Original, Nothing))
		'
		'SqlDeleteCommand1
		'
		..........
		..........

		'
		'SqlDataAdapter1
		'
		Me.SqlDataAdapter1.DeleteCommand = Me.SqlDeleteCommand1
		Me.SqlDataAdapter1.InsertCommand = Me.SqlInsertCommand1
		Me.SqlDataAdapter1.SelectCommand = Me.SqlSelectCommand1
		Me.SqlDataAdapter1.TableMappings.AddRange(New System.Data.Common.DataTableMapping() {New System.Data.Common.DataTableMapping("Table", "MATCHES", New System.Data.Common.DataColumnMapping() {New System.Data.Common.DataColumnMapping("MATCHNO", "MATCHNO"), New System.Data.Common.DataColumnMapping("TEAMNO", "TEAMNO"), New System.Data.Common.DataColumnMapping("PLAYERNO", "PLAYERNO"), New System.Data.Common.DataColumnMapping("WON", "WON"), New System.Data.Common.DataColumnMapping("LOST", "LOST")})})
		Me.SqlDataAdapter1.UpdateCommand = Me.SqlUpdateCommand1
		'
		'DataSet11
		'
		Me.DataSet11.DataSetName = "DataSet1"
		Me.DataSet11.Locale = New System.Globalization.CultureInfo("en-US")
		CType(Me.DataSet11, System.ComponentModel.ISupportInitialize).EndInit(  )

	End Sub
	Protected WithEvents TextBox1 As System.Web.UI.WebControls.TextBox
	Protected WithEvents TextBox2 As System.Web.UI.WebControls.TextBox
	Protected WithEvents TextBox3 As System.Web.UI.WebControls.TextBox
	Protected WithEvents TextBox4 As System.Web.UI.WebControls.TextBox
	Protected WithEvents TextBox5 As System.Web.UI.WebControls.TextBox
	Protected WithEvents Label1 As System.Web.UI.WebControls.Label
	Protected WithEvents Label2 As System.Web.UI.WebControls.Label
	Protected WithEvents Label3 As System.Web.UI.WebControls.Label
	Protected WithEvents Label4 As System.Web.UI.WebControls.Label
	Protected WithEvents Label5 As System.Web.UI.WebControls.Label
	Protected WithEvents Button1 As System.Web.UI.WebControls.Button
	Protected WithEvents SqlSelectCommand1 As System.Data.SqlClient.SqlCommand
	Protected WithEvents SqlInsertCommand1 As System.Data.SqlClient.SqlCommand
	Protected WithEvents SqlUpdateCommand1 As System.Data.SqlClient.SqlCommand
	Protected WithEvents SqlDeleteCommand1 As System.Data.SqlClient.SqlCommand
	Protected WithEvents SqlConnection1 As System.Data.SqlClient.SqlConnection
	Protected WithEvents SqlDataAdapter1 As System.Data.SqlClient.SqlDataAdapter
	Protected WithEvents DataSet11 As updatemachrecord.DataSet1

	'NOTE: The following placeholder declaration is required by the Web Form Designer.
	'Do not delete or move it.
	Private designerPlaceholderDeclaration As System.Object

	Private Sub Page_Init(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Init
		'CODEGEN: This method call is required by the Web Form Designer
		'Do not modify it using the code editor.
		InitializeComponent()
	End Sub

#End Region

	Private Sub Page_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
		'Put user code to initialize the page here
		If Not IsPostBack Then

			SqlSelectCommand1.Parameters(0).Value = Convert.ToInt16(Request.QueryString("match"))

			SqlDataAdapter1.Fill(DataSet11, "matches")

			TextBox1.DataBind()

			TextBox2.DataBind()

			TextBox3.DataBind()

			TextBox4.DataBind()

			TextBox5.DataBind()
		End If
	End Sub

	Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
		SqlDataAdapter1.UpdateCommand.Parameters(0).Value = TextBox1.Text

		SqlDataAdapter1.UpdateCommand.Parameters(1).Value = TextBox2.Text

		SqlDataAdapter1.UpdateCommand.Parameters(2).Value = TextBox3.Text

		SqlDataAdapter1.UpdateCommand.Parameters(3).Value = TextBox4.Text

		SqlDataAdapter1.UpdateCommand.Parameters(4).Value = TextBox5.Text

		SqlDataAdapter1.UpdateCommand.Parameters(5).Value = 

		SqlDataAdapter1.UpdateCommand.Parameters(6).Value = 

		SqlDataAdapter1.UpdateCommand.Parameters(7).Value = 

		SqlDataAdapter1.UpdateCommand.Parameters(8).Value = 

		SqlDataAdapter1.UpdateCommand.Parameters(9).Value(  ) =

		SqlDataAdapter1.Update(DataSet11)

		Response.Redirect("WebForm1.aspx?match=" & TextBox1.Text)
	End Sub
End Class
. 

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