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我正在上传一个Excel工作表,并希望将其数据移动到数据库中的另一个表。最近两天我得到一个错误(System.Data.OleDb.OleDbException invalid argument
),但是,如果我设计一个非常简单的应用程序,它工作正常。请帮我System.Data.OleDb.OleDbException无效的参数
Using conn As New SqlConnection(ConfigurationManager.ConnectionStrings("TERAMSConnectionString").ConnectionString) Dim path As String = FileUpload1.PostedFile.FileName Dim excelConnectionString As String = ("Provider=Microsoft.ACE.OLEDB.12.0;Data Source=" + (path + ";Extended Properties=Excel 12.0;Persist Security Info=False")) Dim excelConnection As OleDbConnection = New OleDbConnection(excelConnectionString) conn.Open() excelConnection.Open() Dim cmd As OleDbCommand = New OleDbCommand("Select * from [Sheet1$]", excelConnection) 'Clears any previous data Dim sClearSQL = "DELETE FROM Desktop_Compare " Dim SqlCmd As SqlCommand = New SqlCommand(sClearSQL, conn) SqlCmd.ExecuteNonQuery() Dim dReader As OleDbDataReader = cmd.ExecuteReader Dim sqlBulk As SqlBulkCopy = New SqlBulkCopy(conn) excelConnection.Close() conn.Close() End Using Line 74: Dim excelConnection As OleDbConnection = New OleDbConnection(excelConnectionString) Line 75: conn.Open() Line 76: **excelConnection.Open()** Line 77: Dim cmd As OleDbCommand = New OleDbCommand("Select * from [Sheet1$]", excelConnection) Line 78: 'Clears any previous data
您在哪一点得到异常?作为一个便笺,我会推荐使用'&'来连接字符串而不是'+'(我看到+导致一些奇怪的问题,因为它试图将字符串“添加”到一起而不是连接它们) – Grahamvs
@Grahamvs好的,我得到错误在“excelConnection.Open()”告诉用户代码是未处理的。 – Miank