Download file from sql database

ActionLink" helper. This method is not linked to the view, it creates the link with the Controller Action. Click on the "Download Image from the Database" link then display files, click on the file for downloading. When you use the "Select" command for selecting the record from the table, all the files are displayed in the database.

The command is as follows:. View All. Mudita Rathore Updated date Jan 29, Introduction This article explains how to upload files in the database and download files from the database in the ASP. The procedure for creating the application is as in the following. Step 1 First we create a database in SQL. I use it in new page. You need know what is extension of your file.

ToString ; Response. Write bts, 0, bts. Improve this answer. ToString ;? Is it using System. Mime; — Gaurravs. Why did you not use MimeMapping. I have the ContentType saved while reading the file for first time, and value is correct. I dont know why nothing is happening on click of link button — Gaurravs. JPVenson : that is available from. Net Framework 4. You add this code on new page and do redirect in this linkbutton to this page?

Show 1 more comment. Venson Venson 1, 20 20 silver badges 35 35 bronze badges. As per my requirement, hardly 50, 60 files will be uploaded in a year, that too wont be big than mb at max — Gaurravs. When its clear per Requirement than you are good to go. There is a technical letter from Microsoft, i am currently looking for it that takes care of this question. Its very less right now , so m least bothered about db size n all — Gaurravs. You are welcome. Anyway the given code looks good to me, but keep in mind that every file that is bigger then 1mb is always faster to write and read with an SqlFileStream from letter — Venson.

Sign up or log in Sign up using Google. Sign up using Facebook. Sign up using Email and Password. SetCacheability HttpCacheability. NoCache ;. BinaryWrite bytes ;. Flush ;. End ;. Parse TryCast sender, LinkButton. Dim bytes As Byte. AddWithValue " Id" , id. BinaryWrite bytes. Related Articles. Add Comments. Thank you for the feedback. The comment is now awaiting moderation. You will be notified via email when the author replies to your comment.

Please select a comment to reply. You can add your comment about this article using the form below. Make sure you provide a valid email address else you won't be notified when the author replies to your comment Please note that all comments are moderated and will be deleted if they are Not relavant to the article Spam Advertising campaigns or links to other sites Abusive content.

Please do not post code, scripts or snippets. Required Invalid Email Address. Security code:. Required Invalid security code.

I declare, I accept the site's Privacy Policy. Add Comment. Disclaimer : The code samples and API available at www. You are free to use it for commercial as well as non-commercial use at your own risk, but you cannot use it for posting on blogs or other tutorial websites similar to www.