Part VIII. Appendixes

Table of Contents

A. PostgreSQL Error Codes

B. Date/Time Support

B.1. Date/Time Input Interpretation

B.2. Handling of Invalid or Ambiguous Timestamps

B.3. Date/Time Key Words

B.4. Date/Time Configuration Files

B.5. POSIX Time Zone Specifications

B.6. History of Units

B.7. Julian Dates

C. SQL Key Words

D. SQL Conformance

D.1. Supported Features

D.2. Unsupported Features

D.3. XML Limits and Conformance to SQL/XML

E. Release Notes

E.1. Release 12.21

E.2. Release 12.20

E.3. Release 12.19

E.4. Release 12.18

E.5. Release 12.17

E.6. Release 12.16

E.7. Release 12.15

E.8. Release 12.14

E.9. Release 12.13

E.10. Release 12.12

E.11. Release 12.11

E.12. Release 12.10

E.13. Release 12.9

E.14. Release 12.8

E.15. Release 12.7

E.16. Release 12.6

E.17. Release 12.5

E.18. Release 12.4

E.19. Release 12.3

E.20. Release 12.2

E.21. Release 12.1

E.22. Release 12

E.23. Prior Releases

F. Additional Supplied Modules

F.1. adminpack

F.2. amcheck

F.3. auth_delay

F.4. auto_explain

F.5. bloom

F.6. btree_gin

F.7. btree_gist

F.8. citext

F.9. cube

F.10. dblink

F.11. dict_int

F.12. dict_xsyn

F.13. earthdistance

F.14. file_fdw

F.15. fuzzystrmatch

F.16. hstore

F.17. intagg

F.18. intarray

F.19. isn

F.20. lo

F.21. ltree

F.22. pageinspect

F.23. passwordcheck

F.24. pg_buffercache

F.25. pgcrypto

F.26. pg_freespacemap

F.27. pg_prewarm

F.28. pgrowlocks

F.29. pg_stat_statements

F.30. pgstattuple

F.31. pg_trgm

F.32. pg_visibility

F.33. postgres_fdw

F.34. seg

F.35. sepgsql

F.36. spi

F.37. sslinfo

F.38. tablefunc

F.39. tcn

F.40. test_decoding

F.41. tsm_system_rows

F.42. tsm_system_time

F.43. unaccent

F.44. uuid-ossp

F.45. xml2

G. Additional Supplied Programs

G.1. Client Applications

G.2. Server Applications

H. External Projects

H.1. Client Interfaces

H.2. Administration Tools

H.3. Procedural Languages

H.4. Extensions

I. The Source Code Repository

I.1. Getting the Source via Git

J. Documentation

J.1. DocBook

J.2. Tool Sets

J.3. Building the Documentation

J.4. Documentation Authoring

J.5. Style Guide

K. PostgreSQL Limits

L. Acronyms

M. Obsolete or Renamed Features

M.1. recovery.conf file merged into postgresql.conf

M.2. pg_xlogdump renamed to pg_waldump

M.3. pg_resetxlog renamed to pg_resetwal

M.4. pg_receivexlog renamed to pg_receivewal