PostgreSQL 8.4.2 Documentation
Prev | Fast Backward |  | Fast Forward | Next

# Chapter 34. Extending SQL

In the sections that follow, we will discuss how you can extend the PostgreSQL SQL query language by adding:

- functions (starting in Section 34.3)

- aggregates (starting in Section 34.10)

- data types (starting in Section 34.11)

- operators (starting in Section 34.12)

- operator classes for indexes (starting in Section 34.14)

Prev | Home | Next
Server Programming | Up | How Extensibility Works