Don't forget that PostgreSQL has a comprehensive online manual that includes, among other things, a complete SQL reference: http://www.postgresql.org/docs/9.3/s

Don't forget that PostgreSQL has a comprehensive online manual that includes, among other things, a complete SQL reference: http://www.postgresql.org/docs/9.3/static/index.html http://www.postgresql.org/docs/9.3/static/index.html