01 / POSTGRES / Coming soon
PostgreSQLSQL with depth.
An expressive relational database for joins, constraints, window functions and structured data.
Planned engine
PostgreSQL is a good place to explore relational modeling and rich SQL. The planned QueryDock experience will focus on small, reproducible examples. A PostgreSQL-compatible playground is coming soon; no database runs on this page.
Explore joins, common table expressions and window functions.
The SQL playground is being prepared. Execution, saving and sharing are not available on this site yet.
Open DataTug ↗SELECT harbour,
COUNT(*) AS arrivals
FROM voyages
GROUP BY harbour
ORDER BY arrivals DESC;