# 7 Databases in 7 Weeks (2025)

> Is 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.

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LLMS index: [llms.txt](/llms.txt)

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[![featured](/img/hero/db/7-week-7-db.jpg)](https://vonng.com/en/db/7-week-7-db/)

Is 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. [**Read more**](https://vonng.com/en/db/7-week-7-db/)