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Supported versions: Current (18) / 17 / 16 / 15 / 14
Development versions: 19 / devel
Unsupported versions: 13 / 12 / 11 / 10 / 9.6 / 9.5 / 9.4 / 9.3 / 9.2 / 9.1 / 9.0 / 8.4 / 8.3 / 8.2 / 8.1 / 8.0 / 7.4
Historical version. PostgreSQL 9.5 reached end of support in February 2021. See the current version for supported releases.
PostgreSQL 9.5.25 Documentation
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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
C. SQL Key Words
D. SQL Conformance
D.1. Supported Features
D.2. Unsupported Features
E. Release Notes
E.1. Release 9.5.25
E.2. Release 9.5.24
E.3. Release 9.5.23
E.4. Release 9.5.22
E.5. Release 9.5.21
E.6. Release 9.5.20
E.7. Release 9.5.19
E.8. Release 9.5.18
E.9. Release 9.5.17
E.10. Release 9.5.16
E.11. Release 9.5.15
E.12. Release 9.5.14
E.13. Release 9.5.13
E.14. Release 9.5.12
E.15. Release 9.5.11
E.16. Release 9.5.10
E.17. Release 9.5.9
E.18. Release 9.5.8
E.19. Release 9.5.7
E.20. Release 9.5.6
E.21. Release 9.5.5
E.22. Release 9.5.4
E.23. Release 9.5.3
E.24. Release 9.5.2
E.25. Release 9.5.1
E.26. Release 9.5
E.27. Prior Releases
F. Additional Supplied Modules
F.1. adminpack
F.2. auth_delay
F.3. auto_explain
F.4. btree_gin
F.5. btree_gist
F.6. chkpass
F.7. citext
F.8. cube
F.9. dblink
F.10. dict_int
F.11. dict_xsyn
F.12. earthdistance
F.13. file_fdw
F.14. fuzzystrmatch
F.15. hstore
F.16. intagg
F.17. intarray
F.18. isn
F.19. lo
F.20. ltree
F.21. pageinspect
F.22. passwordcheck
F.23. pg_buffercache
F.24. pgcrypto
F.25. pg_freespacemap
F.26. pg_prewarm
F.27. pgrowlocks
F.28. pg_stat_statements
F.29. pgstattuple
F.30. pg_trgm
F.31. postgres_fdw
F.32. seg
F.33. sepgsql
F.34. spi
F.35. sslinfo
F.36. tablefunc
F.37. tcn
F.38. test_decoding
F.39. tsearch2
F.40. tsm_system_rows
F.41. tsm_system_time
F.42. unaccent
F.43. uuid-ossp
F.44. 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. Acronyms
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