PostgreSQL Reference Manual – Volume 1A:
The SQL Language
by PostgreSQL Global Development Group
Publisher: Network Theory Ltd. 2010
ISBN/ASIN: 1906966044
Description:
This manual is part of the official reference documentation for PostgreSQL 9.0. It describes the SQL language specification as implemented by PostgreSQL, including syntax, data types, functions and operators, indexes and transactions. The new XML datatypes and full-text index support of PostgreSQL 9 are also fully documented.