Most flat-file formats I'm aware of can't be updated in place. SQLite databases can.
SQLite is used throughout Chrome and Firefox as a storage format, e.g. for browser history, bookmarks, cookies, etc. It's also commonly used as a storage format on macOS, iOS, and Android.
SQLite is used throughout Chrome and Firefox as a storage format, e.g. for browser history, bookmarks, cookies, etc. It's also commonly used as a storage format on macOS, iOS, and Android.