PostgreSQL 15.9 Documentation

Table of Contents

Preface

1. What Is PostgreSQL?

2. A Brief History of PostgreSQL

3. Conventions

4. Further Information

5. Bug Reporting Guidelines

I. Tutorial

1. Getting Started

2. The SQL Language

3. Advanced Features

II. The SQL Language

4. SQL Syntax

5. Data Definition

6. Data Manipulation

7. Queries

8. Data Types

9. Functions and Operators

10. Type Conversion

11. Indexes

12. Full Text Search

13. Concurrency Control

14. Performance Tips

15. Parallel Query

III. Server Administration

16. Installation from Binaries

17. Installation from Source Code

18. Installation from Source Code on Windows

19. Server Setup and Operation

20. Server Configuration

21. Client Authentication

22. Database Roles

23. Managing Databases

24. Localization

25. Routine Database Maintenance Tasks

26. Backup and Restore

27. High Availability, Load Balancing, and Replication

28. Monitoring Database Activity

29. Monitoring Disk Usage

30. Reliability and the Write-Ahead Log

31. Logical Replication

32. Just-in-Time Compilation (JIT)

33. Regression Tests

IV. Client Interfaces

34. libpq — C Library

35. Large Objects

36. ECPG — Embedded SQL in C

37. The Information Schema

V. Server Programming

38. Extending SQL

39. Triggers

40. Event Triggers

41. The Rule System

42. Procedural Languages

43. PL/pgSQL — SQL Procedural Language

44. PL/Tcl — Tcl Procedural Language

45. PL/Perl — Perl Procedural Language

46. PL/Python — Python Procedural Language

47. Server Programming Interface

48. Background Worker Processes

49. Logical Decoding

50. Replication Progress Tracking

51. Archive Modules

VI. Reference

I. SQL Commands

II. PostgreSQL Client Applications

III. PostgreSQL Server Applications

VII. Internals

52. Overview of PostgreSQL Internals

53. System Catalogs

54. System Views

55. Frontend/Backend Protocol

56. PostgreSQL Coding Conventions

57. Native Language Support

58. Writing a Procedural Language Handler

59. Writing a Foreign Data Wrapper

60. Writing a Table Sampling Method

61. Writing a Custom Scan Provider

62. Genetic Query Optimizer

63. Table Access Method Interface Definition

64. Index Access Method Interface Definition

65. Generic WAL Records

66. Custom WAL Resource Managers

67. B-Tree Indexes

68. GiST Indexes

69. SP-GiST Indexes

70. GIN Indexes

71. BRIN Indexes

72. Hash Indexes

73. Database Physical Storage

74. System Catalog Declarations and Initial Contents

75. How the Planner Uses Statistics

76. Backup Manifest Format

VIII. Appendixes

A. PostgreSQL Error Codes

B. Date/Time Support

C. SQL Key Words

D. SQL Conformance

E. Release Notes

F. Additional Supplied Modules

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

Bibliography

Index