请勿在数据库内存储文件！

DO NOT STORE FILES INSIDE THE DATABASE!!!

这始终是一个糟糕的设计思想.将文件存储在文件系统中，只需存储文件名并指向文件，这将在以后为您省去很多麻烦.

This is always a bad design idea. Store the files in the file system and simply store the file names and point to the file, it will save you a lot of headaches in the future.