做了一个新闻发布系统,有修改和删除的功能,都是依靠go to detail page的方法传送记录ID号,删除页建立了一个command,测试成功。修改页使用UD自带的record update form功能,测试后出现错误,
错误类型:
Microsoft OLE DB Provider for ODBC Drivers (0x80040E14)
/news/change.asp, 第 89 行
这是代码:
<%@LANGUAGE="VBSCRIPT"%>
<%
' *** Edit Operations: declare variables
MM_editAction = CStr(Request("URL"))
If (Request.QueryString <> "") Then
MM_editAction = MM_editAction & "?" & 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")) <> "" And CStr(Request("MM_recordId")) <> "") Then
MM_editConnection = MM_news_STRING
MM_editTable = "news"
MM_editColumn = "id"
MM_recordId = "" + Request.Form("MM_recordId") + ""
MM_editRedirectUrl = ""
MM_fieldsStr = "title|value|date|value|content|value|src|value"
MM_columnsStr = "title|',none,''|date|',none,NULL|content|',none,''|src|',none,''"
' create the MM_fields and MM_columns arrays
MM_fields = Split(MM_fieldsStr, "|")
MM_columns = Split(MM_columnsStr, "|")
' set the form values
For i = LBound(MM_fields) To UBound(MM_fields) Step 2
MM_fields(i+1) = CStr(Request.Form(MM_fields(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 i = LBound(MM_fields) To UBound(MM_fields) Step 2
FormVal = MM_fields(i+1)
MM_typeArray = Split(MM_columns(i+1),",")
Delim = MM_typeArray(0)
If (Delim = "none") Then Delim = ""
AltVal = MM_typeArray(1)
If (AltVal = "none") Then AltVal = ""
EmptyVal = MM_typeArray(2)
If (EmptyVal = "none") Then EmptyVal = ""
If (FormVal = "") Then
FormVal = EmptyVal
Else
If (AltVal <> "") Then
FormVal = AltVal
ElseIf (Delim = "'") Then ' escape quotes
FormVal = "'" & Replace(FormVal,"'","''") & "'"
Else
FormVal = Delim + FormVal + Delim
End If
End If
If (i <> LBound(MM_fields)) Then
MM_editQuery = MM_editQuery & ","
End If
MM_editQuery = MM_editQuery & MM_columns(i) & " = " & FormVal
Next
MM_editQuery = MM_editQuery & " where " & MM_editColumn & " = " & MM_recordId
If (Not MM_abortEdit) Then
' execute the update
Set MM_editCmd = Server.CreateObject("ADODB.Command")
MM_editCmd.ActiveConnection = MM_editConnection
MM_editCmd.CommandText = MM_editQuery
MM_editCmd.Execute
MM_editCmd.ActiveConnection.Close
If (MM_editRedirectUrl <> "") Then
Response.Redirect(MM_editRedirectUrl)
End If
End If
End If
%>
<%
Dim Recordset1__MMColParam
Recordset1__MMColParam = "1"
if (Request.QueryString("id") <> "") then Recordset1__MMColParam = Request.QueryString("id")
%>
<%
set Recordset1 = Server.CreateObject("ADODB.Recordset")
Recordset1.ActiveConnection = MM_news_STRING
Recordset1.Source = "SELECT * FROM news WHERE id = " + Replace(Recordset1__MMColParam, "'", "''") + ""
Recordset1.CursorType = 0
Recordset1.CursorLocation = 2
Recordset1.LockType = 3
Recordset1.Open()
Recordset1_numRows = 0
%>
change.asp
<%
Recordset1.Close()
%>