PostgreSQL
- http://www.postgresql.org – PostgreSQL official website, the world’s most advanced open source database.
- http://www.postgresql.org/docs/ – provides current and archived PostgreSQL documentation. You can also find the PostgreSQL frequently asked questions.
- PostgreSQL Planet – PostgreSQL planet where you can get updated information on the PostgreSQL.
- http://www.enterprisedb.com/products-services-training/pgdownload – download the latest versions of PostgreSQL on various platforms such as Linux, Windows, and Mac OS X.
- http://www.pgadmin.org/ – pgAdmin is one of the most popular and free administration tools for PostgreSQL. It is available on Windows, Linux, macOS X, and FreeBSD.
- PostgreSQL feature matrix – display features by PostgreSQL version in a nicely formatted matrix.
- http://adpgtech.blogspot.com/search/label/PostgreSQL – PostgreSQL blog posts by Andrew Dunstan.
PostgreSQL social links
- https://twitter.com/postgresql – PostgreSQL on Twitter
- http://www.youtube.com/watch?v=yCpu3IDdy6M – PostgreSQL vs. MySQL – Pros & Cons by CEO of EnterpiseDB at Postgres
SQL tutorial websites
- MySQL Tutorial – Learn MySQL fast, easy and fun.
- SQLite Tutorial – Provides a good starting point for getting started with SQLite.
- SQL Tutorial – Essential SQL tutorial for beginners using extensive hands-on online.
- SQL Server Tutorial – Master SQL Server fast and easily.
- Oracle Tutorial – Learn Oracle Database quickly.
- Db2 Tutorial – Provides a comprehensive Db2 tutorial for beginners.