Fatto!!

Se a qualcuno può servire:

codice:
Imports System.Data.OleDb
Public Class Form1

    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        Dim con As OleDbConnection
        Dim com As OleDbCommand
        con = New OleDbConnection("Provider=Microsoft.ACE.OLEDB.12.0;Data Source= C:\Users\Pasindu\Documents\database9.accdb")
        com = New OleDbCommand("delete from Table1 where Student number =@sno", con)
        con.Open()
        com.Parameters.AddWithValue("@sno", TextBox1.Text)
        com.ExecuteNonQuery()
        MsgBox("Record Deleted")
        con.Close()
    End Sub EndClass
Preso da http://stackoverflow.com/questions/1...how-to-enter-a