Its simple, you can use this code for same;
Dim con As OleDbConnection = New OleDbConnection("Provider=Microsoft.jet.oledb.4.0;data source=D:\myDB.mdb")
Dim cmd As OleDbCommand = New OleDbCommand("Select * FROM User", con)
con.Open()
Dim myDA As OleDbDataAdapter = New OleDbDataAdapter(cmd)
Dim myDataSet As DataSet = New DataSet()
myDA.Fill(myDataSet, "MyTable")
DataGridView1.DataSource = myDataSet.Tables("MyTable").DefaultView
con.Close()
http://www.switchonthecode.com/tutorials/csharp-tutorial-binding-a-datagridview-to-a-database