I would like to know if SQLite proposes a update mechanism based on some delta file, to be clear for example an Oracle database can be synchronized with sql redo logs or sna
We have this exact same requirement and we have met this by writing insert/update/delete statements which when executed against a SQLLite database updates it.
We have a central SQLLite database which is updated from some source. The updates then are required to be propagated to other SQLLite databases. What we do is we generate SQL Scripts and execute them against the databases which needs to be updated.
Something similar will help achieve what you are looking for