7 Databases in 7 Weeks (2025)2024-12-03·2114 words·10 minsMatt-BlewittDatabase PostgreSQL SQLite DuckDB ClickHouseIs PostgreSQL the king of boring databases? Here are seven databases worth studying in 2025: PostgreSQL, SQLite, DuckDB, ClickHouse, FoundationDB, TigerBeetle, and CockroachDB—each deserving a week of deep exploration.