Hello, I would like to be able to upload an image, but the previous one store inside the database will be deleted. I already settle the store image part, but the delete previous part I am unsure how to do. Any suggestions?
This is my code:
protected void Button1_Click(object sender, EventArgs e)
{
if (FileUpload1.PostedFile != null &&
FileUpload1.PostedFile.FileName != "")
{
byte[] imageSize = new byte
[FileUpload1.PostedFile.ContentLength];
HttpPostedFile uploadedImage = FileUpload1.PostedFile;
uploadedImage.InputStream.Read
(imageSize, 0, (int)FileUpload1.PostedFile.ContentLength);
SqlConnection con = new SqlConnection();
con.ConnectionString = ConfigurationManager.ConnectionStrings["Sql"].ConnectionString;
SqlCommand cmd = new SqlCommand();
cmd.CommandText = "Inse ...
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