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[英]Input username and password for SQL Server from userform VBA Excel
[英]How to display SQL Syntax error from a Excel VBA Userform
我想寻求帮助,这是上下文:我正在使用一个通过ODBC连接到我的SQL Server的Excel工作簿,因此用户可以使用它使用一些宏+按钮进行一些查询。
他问我是否可以在Excel和SQL Server之间创建接口,例如您是否正在使用DBMS,显示用于键入查询的用户表单以及是否出现语法错误,它将显示给您。
这是我的问题:我已经成功创建了界面,但是无法显示语法错误。 仅显示消息:“运行时错误'1004'SQL语法错误”。
是否可以显示准确的消息,例如您是否正在使用DBMS?
为了更容易理解,这是我的代码:
Function Query(SQL As String)
On Error GoTo Err_handler
With ActiveSheet.QueryTables.Add(Connection:= _
"ODBC;DSN=mydb;Description=test;UID=test;PWD=test;APP=Microsoft Office 2003;WSID=test123" _
, Destination:=Range("A1"))
.CommandText = (SQL)
.Name = "test"
.FieldNames = True
.RowNumbers = False
.FillAdjacentFormulas = False
.PreserveFormatting = True
.RefreshOnFileOpen = False
.BackgroundQuery = True
.RefreshStyle = xlInsertDeleteCells
.SavePassword = False
.SaveData = True
.AdjustColumnWidth = True
.RefreshPeriod = 0
.PreserveColumnInfo = True
.Refresh BackgroundQuery:=False
End With
Exit Function
Err_handler:
MsgBox Err.Number & " - " & Err.Description
End Function
提前致谢!
您需要使用ActiveX Data Objects
库( ADODB
)之类的东西,以便获取特定的连接信息。 因此,当您运行代码时,SQL将在ADO对象上引发错误,但是Err
对象将包含从数据库冒泡的SQL特定错误信息。
您需要在VBA项目中添加对ActiveX Data Objects
的Reference
。 完成此操作后,请尝试以下操作:-
Function MyQuery(SQL As String)
Dim cn As ADODB.Connection
Dim cmd As ADODB.Command
Dim rs As ADODB.Recordset
On Error GoTo Err_handler
'DB Connection Object
Set cn = New ADODB.Connection
cn.Open "DSN=mydb;Description=test;UID=test;PWD=test;APP=Microsoft Office 2003;WSID=test123"
'SQL Command Object
Set cmd = New ADODB.Command
cmd.ActiveConnection = cn
cmd.CommandType = adCmdText
cmd.CommandText = SQL
'Recordset Object to contain results
Set rs = cmd.Execute
With ActiveSheet.QueryTables.Add(Connection:=rs, Destination:=Range("A1"))
.Name = "test"
.FieldNames = True
.RowNumbers = False
.FillAdjacentFormulas = False
.PreserveFormatting = True
.RefreshOnFileOpen = False
.BackgroundQuery = True
.RefreshStyle = xlInsertDeleteCells
.SavePassword = False
.SaveData = True
.AdjustColumnWidth = True
.RefreshPeriod = 0
.PreserveColumnInfo = True
.Refresh BackgroundQuery:=False
End With
MyQueryx:
'Clean up - close connections and destroy objects
If Not rs Is Nothing Then
If rs.State = ADODB.adStateOpen Then
rs.Close
End If
Set rs = Nothing
End If
If Not cmd Is Nothing Then
Set cmd.ActiveConnection = Nothing
Set cmd = Nothing
End If
If Not cn Is Nothing Then
If cn.State = ADODB.adStateOpen Then
cn.Close
End If
Set cn = Nothing
End If
Exit Function
Err_handler:
MsgBox Err.Number & " - " & Err.Description
'Goto to the function exit to clean up
GoTo MyQueryx
End Function
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