Part VII. Internals
This part contains assorted information that might be of use to Postgres Pro developers.
Table of Contents
- 53. Overview of Postgres Pro Internals
 - 54. System Catalogs
 - 54.1. Overview
- 54.2.
 pg_aggregate- 54.3.
 pg_am- 54.4.
 pg_amop- 54.5.
 pg_amproc- 54.6.
 pg_attrdef- 54.7.
 pg_attribute- 54.8.
 pg_authid- 54.9.
 pg_auth_members- 54.10.
 pg_cast- 54.11.
 pg_class- 54.12.
 pg_collation- 54.13.
 pg_constraint- 54.14.
 pg_conversion- 54.15.
 pg_database- 54.16.
 pg_db_role_setting- 54.17.
 pg_default_acl- 54.18.
 pg_depend- 54.19.
 pg_description- 54.20.
 pg_enum- 54.21.
 pg_event_trigger- 54.22.
 pg_extension- 54.23.
 pg_foreign_data_wrapper- 54.24.
 pg_foreign_server- 54.25.
 pg_foreign_table- 54.26.
 pg_index- 54.27.
 pg_inherits- 54.28.
 pg_init_privs- 54.29.
 pg_language- 54.30.
 pg_largeobject- 54.31.
 pg_largeobject_metadata- 54.32.
 pg_namespace- 54.33.
 pg_opclass- 54.34.
 pg_operator- 54.35.
 pg_opfamily- 54.36.
 pg_parameter_acl- 54.37.
 pg_partitioned_table- 54.38.
 pg_policy- 54.39.
 pg_proc- 54.40.
 pg_profile- 54.41.
 pg_publication- 54.42.
 pg_publication_namespace- 54.43.
 pg_publication_rel- 54.44.
 pg_range- 54.45.
 pg_replication_origin- 54.46.
 pg_rewrite- 54.47.
 pg_role_password- 54.48.
 pg_seclabel- 54.49.
 pg_sequence- 54.50.
 pg_shdepend- 54.51.
 pg_shdescription- 54.52.
 pg_shseclabel- 54.53.
 pg_statistic- 54.54.
 pg_statistic_ext- 54.55.
 pg_statistic_ext_data- 54.56.
 pg_subscription- 54.57.
 pg_subscription_rel- 54.58.
 pg_tablespace- 54.59.
 pg_transform- 54.60.
 pg_trigger- 54.61.
 pg_ts_config- 54.62.
 pg_ts_config_map- 54.63.
 pg_ts_dict- 54.64.
 pg_ts_parser- 54.65.
 pg_ts_template- 54.66.
 pg_type- 54.67.
 pg_user_mapping - 54.2.
 
- 54.1. Overview
 - 55. System Views
 - 55.1. Overview
- 55.2.
 pg_available_extensions- 55.3.
 pg_available_extension_versions- 55.4.
 pg_backend_memory_contexts- 55.5.
 pg_config- 55.6.
 pg_cursors- 55.7.
 pg_file_settings- 55.8.
 pg_group- 55.9.
 pg_hba_file_rules- 55.10.
 pg_ident_file_mappings- 55.11.
 pg_indexes- 55.12.
 pg_locks- 55.13.
 pg_matviews- 55.14.
 pg_policies- 55.15.
 pg_prepared_statements- 55.16.
 pg_autoprepared_statements- 55.17.
 pg_prepared_xacts- 55.18.
 pg_publication_tables- 55.19.
 pg_replication_origin_status- 55.20.
 pg_replication_slots- 55.21.
 pg_roles- 55.22.
 pg_rules- 55.23.
 pg_seclabels- 55.24.
 pg_sequences- 55.25.
 pg_settings- 55.26.
 pg_shadow- 55.27.
 pg_shmem_allocations- 55.28.
 pg_stats- 55.29.
 pg_stats_ext- 55.30.
 pg_stats_ext_exprs- 55.31.
 pg_stats_vacuum_database- 55.32.
 pg_stats_vacuum_indexes- 55.33.
 pg_stats_vacuum_tables- 55.34.
 pg_tables- 55.35.
 pg_timezone_abbrevs- 55.36.
 pg_timezone_names- 55.37.
 pg_user- 55.38.
 pg_user_mappings- 55.39.
 pg_views- 55.40.
 pg_wait_events - 55.2.
 
- 55.1. Overview
 - 56. Frontend/Backend Protocol
 - 56.1. Overview
- 56.2. Message Flow
 - 56.3. SASL Authentication
 - 56.4. Streaming Replication Protocol
 - 56.5. Logical Streaming Replication Protocol
 - 56.6. Message Data Types
 - 56.7. Message Formats
 - 56.8. Error and Notice Message Fields
 - 56.9. Logical Replication Message Formats
 - 56.10. Summary of Changes since Protocol 2.0
  - 56.2. Message Flow
 
- 56.1. Overview
 - 57. Writing a Procedural Language Handler
- 58. Writing a Foreign Data Wrapper
  - 59. Writing a Table Sampling Method
 - 60. Writing a Custom Scan Provider
 - 61. Genetic Query Optimizer
 - 62. Table Access Method Interface Definition
- 63. Index Access Method Interface Definition
  - 64. Write Ahead Logging for Extensions
 - 65. Built-in Index Access Methods
 - 66. Database Physical Storage
 - 67. Transaction Processing
 - 68. How the Planner Uses Statistics
 - 69. Adaptive Query Execution
 - 70. Backup Manifest Format