PostgreSQL Internals Through PicturesPostgreSQL Internals Through Pictures BRUCE MOMJIAN POSTGRESQL is an open-source, full-featured relational database. This presentation gives an overview of how POSTGRESQL processes queries. https://momjian.us/presentations Creative Commons Attribution License Last updated: June 2024 1 / 73 SQL Query SELECT firstname FROM friend WHERE age = 33; 2 / 73 Query in Psql test=> SELECT firstname test−> FR
