If I would write my own data storage I would re-implement SQLite. Why would I want to do that?
Not sure if this is quite what you are getting at, but the SQLite folks even mention this as a great use-case: https://www.sqlite.org/appfileformat.html
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Not sure if this is quite what you are getting at, but the SQLite folks even mention this as a great use-case: https://www.sqlite.org/appfileformat.html