Wednesday, August 13, 2008

Code Samples (Select Command)

Select Command
Open a new Web Forms page, add a Button control to it an paste the following code.
Imports System.Data.OleDb
'namespace to be imported

Public Class WebForm5 Inherits System.Web.UI.Page
#Region " Web Form Designer Generated Code "
#End Region

Dim myConn As OleDbConnection
Dim myComm As OleDbCommand
Dim dr As OleDbDataReader
Private Sub Select_Click(ByVal sender As System.Object, ByVal e As_
System.EventArgs) Handles Select.Click
Try
myConn = New OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;_
Data Source=C:\sandeep\books.mdb;")
myConn.Open()
myComm = New OleDbCommand("Select* from Table1", myConn)
dr = myComm.ExecuteReader
Do While dr.Read
'reading from the datareader
Response.Write(dr(0) & " ")
Response.Write(dr(1) & " ")
Response.Write(dr(2) & "
")
'displaying data from the table
'html break is used to display data in a tabular format
Loop
Catch
End Try
End Sub
End Class

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