| Advanced Server 8.3 Documentation | ||||
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VII. Internals
- Table of Contents
- 42. Overview of PostgreSQL Internals
- 42.1. The Path of a Query
- 42.2. How Connections are Established
- 42.3. The Parser Stage
- 42.4. The PostgreSQL Rule System
- 42.5. Planner/Optimizer
- 42.6. Executor
- 43. System Catalogs
- 43.1. Overview
- 43.2. pg_aggregate
- 43.3. pg_am
- 43.4. pg_amop
- 43.5. pg_amproc
- 43.6. pg_attrdef
- 43.7. pg_attribute
- 43.8. pg_authid
- 43.9. pg_auth_members
- 43.10. pg_autovacuum
- 43.11. pg_cast
- 43.12. pg_class
- 43.13. pg_constraint
- 43.14. pg_conversion
- 43.15. pg_database
- 43.16. pg_depend
- 43.17. pg_description
- 43.18. pg_index
- 43.19. pg_inherits
- 43.20. pg_language
- 43.21. pg_largeobject
- 43.22. pg_listener
- 43.23. pg_namespace
- 43.24. pg_opclass
- 43.25. pg_operator
- 43.26. pg_pltemplate
- 43.27. pg_proc
- 43.28. pg_rewrite
- 43.29. pg_shdepend
- 43.30. pg_shdescription
- 43.31. pg_statistic
- 43.32. pg_tablespace
- 43.33. pg_trigger
- 43.34. pg_type
- 43.35. System Views
- 43.36. pg_cursors
- 43.37. pg_group
- 43.38. pg_indexes
- 43.39. pg_locks
- 43.40. pg_prepared_statements
- 43.41. pg_prepared_xacts
- 43.42. pg_roles
- 43.43. pg_rules
- 43.44. pg_settings
- 43.45. pg_shadow
- 43.46. pg_stats
- 43.47. pg_tables
- 43.48. pg_timezone_abbrevs
- 43.49. pg_timezone_names
- 43.50. pg_user
- 43.51. pg_views
- 44. Frontend/Backend Protocol
- 44.1. Overview
- 44.2. Message Flow
- 44.3. Message Data Types
- 44.4. Message Formats
- 44.5. Error and Notice Message Fields
- 44.6. Summary of Changes since Protocol 2.0
- 45. PostgreSQL Coding Conventions
- 45.1. Formatting
- 45.2. Reporting Errors Within the Server
- 45.3. Error Message Style Guide
- 46. Native Language Support
- 46.1. For the Translator
- 46.2. For the Programmer
- 47. Writing A Procedural Language Handler
- 48. Genetic Query Optimizer
- 49. Index Access Method Interface Definition
- 50. GiST Indexes
- 50.1. Introduction
- 50.2. Extensibility
- 50.3. Implementation
- 50.4. Examples
- 50.5. Crash Recovery
- 51. GIN Indexes
- 51.1. Introduction
- 51.2. Extensibility
- 51.3. Implementation
- 51.4. GIN tips and tricks
- 51.5. Limitations
- 51.6. Examples
- 52. Database Physical Storage
- 52.1. Database File Layout
- 52.2. TOAST
- 52.3. Database Page Layout
- 53. BKI Backend Interface
- 53.1. BKI File Format
- 53.2. BKI Commands
- 53.3. Structure of the Bootstrap BKI File
- 53.4. Example
- 54. How the Planner Uses Statistics
- 54.1. Row Estimation Examples