Connection，Recordset在程序中都是什么功能，什么意思
Dim cnn As Connection
Dim rs As Recordset
Set cnn = New Connection
cnn.CursorLocation = adUseClient
cnn.Open "PROVIDER=Microsoft.Jet.OLEDB.3.51;Data Source=" & App.Path & "\hbdata.mdb;"
Set rs = New Recordset
rs.Open "select 日期 from biao", cnn, adOpenStatic, adLockReadOnly
rs.MoveFirst
