COSTANTINI, MassimoMassimoCOSTANTINI2026-03-162026-03-162026-01-19http://hdl.handle.net/20.500.12386/46164This Technical Report describes the design and implementation of a distributed database architecture based on PostgreSQL, the Citus extension and the pg_dog query router.ELETTRONICOitPostgreSQL sharding for the Gaia use case.Technical reporthttps://doi.org/10.20371/INAF/TechRep/369