Their reference manual is huge, yes, but the tutorial chapters serve as a nice introduction while giving roughly the same information as the site linked by OP:

Their reference manual is huge, yes, but the tutorial chapters serve as a nice introduction while giving roughly the same information as the site linked by OP: http://www.postgresql.org/docs/9.4/static/tutorial.html http://www.postgresql.org/docs/9.4/static/tutorial.html The tutorial has the additional advantage that it links directly to more advanced chapters in the manual for people willing/needing to go deeper. It's also kept up to date by the people working on the database itself, so it's bound to be more accurate as time progresses.