The book "PostgreSQL 8.4 Official Documentation - Volume V. Internals and Appendixes" is the part of the official documentation for PostgreSQL 8.4.

To make the large amount of information about PostgreSQL manageable, this information has been organized in several volumes. Each volume is targeted at a different class of users, or at users in different stages of their PostgreSQL experience:

Volume V consists from:

• Part VII - contains assorted information that might be of use to PostgreSQL developers.
• Part VIII - Appendixes.