Large Files Can be Stored in the Database and fetched back from Database.
Characher Large Objects, usually text documents, pdf files, docx files can be stored using CLOB Datatype. Database stores this type data in a column
Binary Large Objects, usually Image files,Media files like mp3, mp4,avi files can be represented usiing BLOB types.
JDBC API supports all these 2 types , which can be stored and fetched.