asp.net upload file hasfile always false

For example, you can provide a button that the user clicks to upload the file. You must explicitly provide a control or mechanism to allow the user to submit the specified file. Public partial class SiteMaster : . The FileUpload control does not automatically save a file to the server after the user selects the file to upload. FileUpload control requires a full PostBack. This happens because FileUpload control does not work with partial PostBack which is done in UpdatePanel. I have already created the table for this purpose. Here Mudassar Ahmed Khan has explained why are the FileUpload control properties PostedFile is NULL and HasFile is false when FileUpload control is placed inside ASP.Net AJAX UpdatePanel. The table name in this example is EmployeeDetails. Once you have created the Excel file, next thing you have to do it create a table in SQL Server.

All we need is an Excel sheet with 4 columns and few data in it. Final Data Enterprise 2.0 Serial This release was created for you, eager to use FinalData Enterprise Network Edition 2.0 full and with without limitations. Let us now understand the functions of SqlBulkCopy and the ease with which it accomplishes the importing of data. Asp.net upload file hasfile always false. SqlBulkCopy is comparatively much faster than any other process to import large data into a SQL Server table.Īlso Read: How to Bind a GridView with Database using Datatable in C# Asp.Net

Therefore, it reduces the code we would have written to execute the entire process. Note: You will need to create a new directory called 'uploads' in the directory where 'upload.php' file resides. It totally negates the use of a loop (traditional approach) to fetch data from a source and transfer the same data to another. The SqlBulkCopy class provides some very efficient and easy to use properties to do a bulk import from an Excel sheet into a database table. I have written the code behind procedures both in C# and in Vb.Net. In this article, I am going to show you with an example on how you can use SqlBulkCopy properties and methods to upload or import data from Excel to an SQL Server table.