[hades32]

Wouldn't that limit the concurrency of the lambdas to 1? Since they would hold a lock on the db file

[datadeft]

Well these are the details that many of us is interested.

[huntaub]

This is super dependent on the application, and not something that I could answer without being an expert in SQLite. If SQLite only allows a single reader or writer, then yes. This could still be a good choice for applications which elect a “leader” to serve the database, though.