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PostgreSQL 17.5 Documentation
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PostgreSQL 17.5 Documentation

The PostgreSQL Global Development Group

Copyright © 1996–2025 The PostgreSQL Global Development Group

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