There are different pros and cons of saving images file into database.
Saving Image file in Database
Pros:
If you want to save and secure sensitive/confidential Images like employee face images.Deleting the file will delete the image too.
Database backup will automatically backup the images too.
Cons:
Slow access to the image and require more resources on the server.The database grows quickly consequently database backup will require more time.
Saving Image in File System
Pros:
Enable quick access to the image, Webserver easily/quickly provide the file.Easily viewable on the server through image viewer/browse.
Cons:
Deleting the record will require to delete the file separately.Low security of image
Ref:
- https://teamtreehouse.com/community/storing-image-in-database-compare-with-storing-at-the-folder-server
- https://www.quora.com/Difference-in-storing-image-in-database-table-vs-storing-image-in-folder-and-save-its-path-in-database-Which-is-better-and-why-PHP
- https://habiletechnologies.com/blog/better-saving-files-database-file-system/
