Historical version. PostgreSQL 6.4 has reached end of support. See the current manual.
VI. Developer's Guide
- Table of Contents
- 57. Architecture
- 58. Genetic Query Optimization in Database Systems
- 59. Frontend/Backend Protocol
- 60. Postgres Signals
- 61. gcc Default Optimizations
- 62. Backend Interface
- 63. Page Files
The Developer's Guide includes discussion of design decisions and suggestions for future development.
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Read the upstream documentation. For corrections, first check the current manual.