you can enter a pdf file in a mysql database and how the process would be, such as the fact that the data was a pdf file, and how it is in a query
you can enter a pdf file in a mysql database and how the process would be, such as the fact that the data was a pdf file, and how it is in a query
Ideally, you should insert only the path of that file
And the file you keep in a path of your server.
$_FILES
Likewise I leave an example that I found of how to save the file in BD in a binary way