I have modified the code the wizard produces when ONLY one field is used to
locate a record. Can this same approach be use to update a table with a primary
key consisting of three fields?

' *** Edit Operations: declare variables

Dim MM_editAction
Dim MM_abortEdit
Dim MM_editQuery
Dim MM_editCmd

Dim MM_editConnection
Dim MM_editTable
Dim MM_editRedirectUrl
Dim MM_editColumn
Dim MM_recordId

Dim MM_fieldsStr
Dim MM_columnsStr
Dim MM_fields
Dim MM_columns
Dim MM_typeArray
Dim MM_formVal
Dim MM_delim
Dim MM_altVal
Dim MM_emptyVal
Dim MM_i

MM_editAction = CStr(Request.ServerVariables("SCRIPT_NAME"))
If (Request.QueryString <> "") Then
MM_editAction = MM_editAction & "?" & Server.HTMLEncode(Request.QueryString)
End If

' boolean to abort record edit
MM_abortEdit = false

' query string to execute
MM_editQuery = ""
%>
<%
' *** Update Record: set variables

If (CStr(Request("MM_update")) = "form1" And CStr(Request("MM_recordId")) <>
"") Then

MM_editConnection = cn' MM_CSA_STRING
MM_editTable = "mytable"
MM_editColumn = "id" 'has to be the field that was used to identify the
record
MM_recordId = "" + Request.Form("MM_recordId") + ""
MM_editRedirectUrl = myeditform.asp"
MM_fieldsStr = "vol|value|..."
MM_columnsStr = "vol|',none,..."

' create the MM_fields and MM_columns arrays
MM_fields = Split(MM_fieldsStr, "|")
MM_columns = Split(MM_columnsStr, "|")

' set the form values
For MM_i = LBound(MM_fields) To UBound(MM_fields) Step 2
MM_fields(MM_i+1) = CStr(Request.Form(MM_fields(MM_i)))
Next

' append the query string to the redirect URL
If (MM_editRedirectUrl <> "" And Request.QueryString <> "") Then
If (InStr(1, MM_editRedirectUrl, "?", vbTextCompare) = 0 And
Request.QueryString <> "") Then
MM_editRedirectUrl = MM_editRedirectUrl & "?" & Request.QueryString
Else
MM_editRedirectUrl = MM_editRedirectUrl & "&" & Request.QueryString
End If
End If

End If
%>
<%
' *** Update Record: construct a sql update statement and execute it

If (CStr(Request("MM_update")) <> "" And CStr(Request("MM_recordId")) <> "")
Then

' create the sql update statement
MM_editQuery = "update " & MM_editTable & " set "
For MM_i = LBound(MM_fields) To UBound(MM_fields) Step 2
MM_formVal = MM_fields(MM_i+1)
MM_typeArray = Split(MM_columns(MM_i+1),",")
MM_delim = MM_typeArray(0)
If (MM_delim = "none") Then MM_delim = ""
MM_altVal = MM_typeArray(1)
If (MM_altVal = "none") Then MM_altVal = ""
MM_emptyVal = MM_typeArray(2)
If (MM_emptyVal = "none") Then MM_emptyVal = ""
If (MM_formVal = "") Then
MM_formVal = MM_emptyVal
Else
If (MM_altVal <> "") Then
MM_formVal = MM_altVal
ElseIf (MM_delim = "'") Then ' escape quotes
MM_formVal = "'" & Replace(MM_formVal,"'","''") & "'"
Else
MM_formVal = MM_delim + MM_formVal + MM_delim
End If
End If
If (MM_i <> LBound(MM_fields)) Then
MM_editQuery = MM_editQuery & ","
End If
MM_editQuery = MM_editQuery & MM_columns(MM_i) & " = " & MM_formVal
Next
MM_editQuery = MM_editQuery & " where " & MM_editColumn & " = " & MM_recordId

If (Not MM_abortEdit) Then
' execute the update
Set MM_editCmd = cmd 'Server.CreateObject("ADODB.Command")
MM_editCmd.ActiveConnection = MM_editConnection
MM_editCmd.CommandText = MM_editQuery 'update from Ln
MM_editCmd.Execute
MM_editCmd.ActiveConnection.Close

If (MM_editRedirectUrl <> "") Then
Response.Redirect(MM_editRedirectUrl)
End If
End If

End If