III. Programmer's Guide

Table of Contents
36. Architecture
37. Extending SQL: An Overview
38. Extending SQL: Functions
39. Extending SQL: Types
40. Extending SQL: Operators
41. Extending SQL: Aggregates
42. The Postgres Rule System
43. Interfacing Extensions To Indices
44. Index Cost Estimation Functions
45. GiST Indices
46. Linking Dynamically-Loaded Functions
47. Triggers
48. Server Programming Interface
49. Procedural Languages

Information for extending Postgres.