问当将csv上载到sql server时，“给定的ColumnMapping与源或目标中的任何列不匹配”。

EN

static void InsertDataIntoSQLServerUsingSQLBulkCopy(DataTable csvFileData)
    {
        System.IO.File.Create("C:\\Users\\Rana\\Desktop\\inside.txt");
        using (SqlConnection dbConnection = new SqlConnection("Data Source=DESKTOP-N7OIK1O\\MSSQLSERVER02;Initial Catalog=nokia_Alarm;Integrated Security=SSPI;"))
        {
            System.IO.File.Create("C:\\Users\\Rana\\Desktop\\inside1.txt");
            dbConnection.Open();
            using (SqlBulkCopy s = new SqlBulkCopy(dbConnection))
            {
                System.IO.File.Create("C:\\Users\\Rana\\Desktop\\inside2.txt");
                s.DestinationTableName = "csv_Table";

                foreach (var column in csvFileData.Columns)
                    s.ColumnMappings.Add(column.ToString(), column.ToString());
                s.WriteToServer(csvFileData);
                System.IO.File.Create("C:\\Users\\Rana\\Desktop\\inside4.txt");
            }
        }
    }