PostgreSQL History
See the article "Postgres95" for an overview of PostgreSQL development before PostgreSQL 6.0.
Sources
- PostgreSQL documentation: A Brief History of PostgreSQL
- "Looking Back at Postgres" - sample chapter by Joseph M. Hellerstein from the book "Making Databases Work The Pragmatic Wisdom of Michael Stonebraker"
- Wikipedia: PostgreSQL > History
- An Illustrated History of Postgres(QL) - 2017 presentation (PDF) by Peter van Hardenberg