如题 我找的一个代码在导入的时候时将文件先上传到服务器，然后在传到数据库。但在传到数据库的时候就失败了。求高手正解！求源码
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- C# code
public DataSet ds(){ string newName = Server.MapPath("..//App_Data//Uploads//") + DateTime.Now.ToString("hhmmss") + ".xls"; FileUpload1.SaveAs(newName); // string connStr = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + newName + ";Extended Properties=Excel 8.0;"; string connStr = string.Empty; if (type3.Equals(".xlsx")) { connStr = "Provider=Microsoft.Ace.OleDb.12.0;Data Source=" + newName + ";Extended Properties='Excel 12.0 Xml; HDR=YES; IMEX=1'"; } else if (type3.Equals(".xls")) { connStr = "Provider=Microsoft.Jet.OleDb.4.0;" + "data source=" + newName + ";Extended Properties='Excel 8.0; HDR=YES; IMEX=1'"; } OleDbConnection conn = new OleDbConnection(connStr); if (conn.State.ToString() == "Closed") { conn.Open(); } DataTable dt = conn.GetOleDbSchemaTable(OleDbSchemaGuid.Tables, null); var tableName = dt.Rows[0][2].ToString().Trim(); var str1 = string.Format("Select * from [{0}]", tableName); OleDbDataAdapter oda = new OleDbDataAdapter(str1, conn); DataSet ds = new DataSet(); oda.Fill(ds); conn.Close(); File.Delete( newName ); return ds}