PostgreSQL 17.5 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. Server Setup and Operation

19. Server Configuration

20. Client Authentication

21. Database Roles

22. Managing Databases

23. Localization

24. Routine Database Maintenance Tasks

25. Backup and Restore

26. High Availability, Load Balancing, and Replication

27. Monitoring Database Activity

28. Reliability and the Write-Ahead Log

29. Logical Replication

30. Just-in-Time Compilation (JIT)

31. Regression Tests

IV. Client Interfaces

32. libpq — C Library

33. Large Objects

34. ECPG — Embedded SQL in C

35. The Information Schema

V. Server Programming

36. Extending SQL

37. Triggers

38. Event Triggers

39. The Rule System

40. Procedural Languages

41. PL/pgSQL — SQL Procedural Language

42. PL/Tcl — Tcl Procedural Language

43. PL/Perl — Perl Procedural Language

44. PL/Python — Python Procedural Language

45. Server Programming Interface

46. Background Worker Processes

47. Logical Decoding

48. Replication Progress Tracking

49. Archive Modules

VI. Reference

I. SQL Commands

II. PostgreSQL Client Applications

III. PostgreSQL Server Applications

VII. Internals

50. Overview of PostgreSQL Internals

51. System Catalogs

52. System Views

53. Frontend/Backend Protocol

54. PostgreSQL Coding Conventions

55. Native Language Support

56. Writing a Procedural Language Handler

57. Writing a Foreign Data Wrapper

58. Writing a Table Sampling Method

59. Writing a Custom Scan Provider

60. Genetic Query Optimizer

61. Table Access Method Interface Definition

62. Index Access Method Interface Definition

63. Write Ahead Logging for Extensions

64. Built-in Index Access Methods

65. Database Physical Storage

66. Transaction Processing

67. System Catalog Declarations and Initial Contents

68. How the Planner Uses Statistics

69. 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 and Extensions

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