管理数据库或文件系统中的上传文件？

I'm going to incorporate the feature for my users to upload small files which are under 2mb (jpg, gif, pdf and docs). For page loading times purposes and generally managing files in future, can you recommend is it best to have the files uploaded to the filesystem (and link to it via the database) or upload to the database directly as a BLOB?I'm going to incorporate the feature for my use