Part VIII. Appendixes
Table of Contents
- A. PostgreSQL Error Codes
 - B. Date/Time Support
 - C. SQL Key Words
 - D. SQL Conformance
 - E. Release Notes
 - F. Additional Supplied Modules and Extensions
 - 
    
- F.1. amcheck - tools to verify table and index consistency
 - F.2. auth_delay - pause on authentication failure
 - F.3. auto_explain - log execution plans of slow queries
 - F.4. basebackup_to_shell - example "shell" pg_basebackup module
 - F.5. basic_archive - an example WAL archive module
 - F.6. bloom - bloom filter index access method
 - F.7. btree_gin - GIN operator classes with B-tree behavior
 - F.8. btree_gist - GiST operator classes with B-tree behavior
 - F.9. citext - a case-insensitive character string type
 - F.10. cube - a multi-dimensional cube data type
 - F.11. dblink - connect to other PostgreSQL databases
 - F.12. dict_int - example full-text search dictionary for integers
 - F.13. dict_xsyn - example synonym full-text search dictionary
 - F.14. earthdistance - calculate great-circle distances
 - F.15. file_fdw - access data files in the server's file system
 - F.16. fuzzystrmatch - determine string similarities and distance
 - F.17. hstore - hstore key/value datatype
 - F.18. intagg - integer aggregator and enumerator
 - F.19. intarray - manipulate arrays of integers
 - F.20. isn - data types for international standard numbers (ISBN, EAN, UPC, etc.)
 - F.21. lo - manage large objects
 - F.22. ltree - hierarchical tree-like data type
 - F.23. pageinspect - low-level inspection of database pages
 - F.24. passwordcheck - verify password strength
 - F.25. pg_buffercache - inspect PostgreSQL buffer cache state
 - F.26. pgcrypto - cryptographic functions
 - F.27. pg_freespacemap - examine the free space map
 - F.28. pg_prewarm - preload relation data into buffer caches
 - F.29. pgrowlocks - show a table's row locking information
 - F.30. pg_stat_statements - track statistics of SQL planning and execution
 - F.31. pgstattuple - obtain tuple-level statistics
 - F.32. pg_surgery - perform low-level surgery on relation data
 - F.33. pg_trgm - support for similarity of text using trigram matching
 - F.34. pg_visibility - visibility map information and utilities
 - F.35. pg_walinspect - low-level WAL inspection
 - F.36. postgres_fdw - access data stored in external PostgreSQL servers
 - F.37. seg - a datatype for line segments or floating point intervals
 - F.38. sepgsql - SELinux-, label-based mandatory access control (MAC) security module
 - F.39. spi - Server Programming Interface features/examples
 - F.40. sslinfo - obtain client SSL information
 - 
      
       
        F.41. tablefunc - functions that return tables (
        
crosstaband others) - F.42. tcn - a trigger function to notify listeners of changes to table content
 - F.43. test_decoding - SQL-based test/example module for WAL logical decoding
 - 
      
       
        F.44. tsm_system_rows -
   the
        
SYSTEM_ROWSsampling method forTABLESAMPLE - 
      
       
        F.45. tsm_system_time -
   the
        
SYSTEM_TIMEsampling method forTABLESAMPLE - F.46. unaccent - a text search dictionary which removes diacritics
 - F.47. uuid-ossp - a UUID generator
 - F.48. xml2 - XPath querying and XSLT functionality
 
 - G. Additional Supplied Programs
 - H. External Projects
 - I. The Source Code Repository
 - J. Documentation
 - K. PostgreSQL Limits
 - L. Acronyms
 - M. Glossary
 - N. Color Support
 - O. Obsolete or Renamed Features