2 ms·
Redshift is built on ParAccel, not Postgres. It speaks the Postgres API, but the storage engine is not Postgres.
by zwily 14y ago
Redshift is built on ParAccel, not Postgres. It speaks the Postgres API, but the storage engine is not Postgres.
- scw 14y agoSome of the code is based on Postgres, based on their own marketing materials: "Paraccel has leveraged Postgres for some of its parsing and planning functions". So the head node continues to have Postgres origins, but not the compute nodes. Also see this write-up on their paper discussing the links to Postgres: http://dbmsmusings.blogspot.com/2009/07/paraccel-and-their-puzzling-tpc-h.html http://dbmsmusings.blogspot.com/2009/07/paraccel-and-their-p...