- Chapter 34. ECPG — Embedded SQL in C
- Chapter 35. The Information Schema
- Chapter 36. Extending SQL
- Chapter 37. Triggers
- Chapter 38. Event Triggers
- Chapter 39. The Rule System
- Chapter 4. SQL Syntax
- Chapter 40. Procedural Languages
- Chapter 41. PL/pgSQL — SQL Procedural Language
- Chapter 42. PL/Tcl — Tcl Procedural Language
- Chapter 43. PL/Perl — Perl Procedural Language
- Chapter 44. PL/Python — Python Procedural Language
- Chapter 45. Server Programming Interface
- Chapter 46. Background Worker Processes
- Chapter 47. Logical Decoding
- Chapter 48. Replication Progress Tracking
- Chapter 5. Data Definition
- Chapter 50. OAuth Validator Modules
- Chapter 51. Overview of PostgreSQL Internals
- Chapter 52. System Catalogs
- Chapter 53. System Views
- Chapter 54. Frontend/Backend Protocol
