在web页面中直接显示来自sql数据库的pdf文件，而不需要将它们保存到服务器文件系统

I'm currently using an html embed tag to display a pdf file that is saved on the local server. Is there a wayo to display a pdf file on my page without having to save it to the local file system of the server? I just wand to pass it to the view from the controller in such a way that it can be displayed as a pdf in the page without having it stored on the file system directly. I'm currently using an html embed tag to displa