Postgres vs SQLite: choose based on the problem

SQLite is underrated for the right jobs. Postgres is still the default for multi-writer systems.

Prefer SQLite when

Local-first apps, embedded analytics, or single-node tools need simplicity and zero ops.

Prefer Postgres when

You need concurrent writers, rich indexing, replication, and operational maturity.

Hybrid patterns

Some products use SQLite at the edge and Postgres centrally — sync carefully.