III. Programmer's Guide

Table of Contents
31. Architecture
32. Extending SQL: An Overview
33. Extending SQL: Functions
34. Extending SQL: Types
35. Extending SQL: Operators
36. Extending SQL: Aggregates
37. The Postgres Rule System
38. Interfacing Extensions To Indices
39. GiST Indices
40. Linking Dynamically-Loaded Functions
41. Triggers
42. Server Programming Interface
43. Procedural Languages

Information for extending Postgres.