
February 26, 2026: [PostgreSQL 18.3, 17.9, 16.13, 15.17, and 14.22 Released!](/about/news/postgresql-183-179-1613-1517-and-1422-released-3246/)

[Documentation](/docs/ "Documentation") → [PostgreSQL 18](/docs/18/index.html)

Supported Versions: [Current](/docs/current/source.html "PostgreSQL 18 - Chapter 55. PostgreSQL Coding Conventions") ([18](/docs/18/source.html "PostgreSQL 18 - Chapter 55. PostgreSQL Coding Conventions")) / [17](/docs/17/source.html "PostgreSQL 17 - Chapter 55. PostgreSQL Coding Conventions") / [16](/docs/16/source.html "PostgreSQL 16 - Chapter 55. PostgreSQL Coding Conventions") / [15](/docs/15/source.html "PostgreSQL 15 - Chapter 55. PostgreSQL Coding Conventions") / [14](/docs/14/source.html "PostgreSQL 14 - Chapter 55. PostgreSQL Coding Conventions")

Development Versions: [devel](/docs/devel/source.html "PostgreSQL devel - Chapter 55. PostgreSQL Coding Conventions")

Unsupported versions: [13](/docs/13/source.html "PostgreSQL 13 - Chapter 55. PostgreSQL Coding Conventions") / [12](/docs/12/source.html "PostgreSQL 12 - Chapter 55. PostgreSQL Coding Conventions") / [11](/docs/11/source.html "PostgreSQL 11 - Chapter 55. PostgreSQL Coding Conventions") / [10](/docs/10/source.html "PostgreSQL 10 - Chapter 55. PostgreSQL Coding Conventions") / [9.6](/docs/9.6/source.html "PostgreSQL 9.6 - Chapter 55. PostgreSQL Coding Conventions") / [9.5](/docs/9.5/source.html "PostgreSQL 9.5 - Chapter 55. PostgreSQL Coding Conventions") / [9.4](/docs/9.4/source.html "PostgreSQL 9.4 - Chapter 55. PostgreSQL Coding Conventions") / [9.3](/docs/9.3/source.html "PostgreSQL 9.3 - Chapter 55. PostgreSQL Coding Conventions") / [9.2](/docs/9.2/source.html "PostgreSQL 9.2 - Chapter 55. PostgreSQL Coding Conventions") / [9.1](/docs/9.1/source.html "PostgreSQL 9.1 - Chapter 55. PostgreSQL Coding Conventions") / [9.0](/docs/9.0/source.html "PostgreSQL 9.0 - Chapter 55. PostgreSQL Coding Conventions") / [8.4](/docs/8.4/source.html "PostgreSQL 8.4 - Chapter 55. PostgreSQL Coding Conventions") / [8.3](/docs/8.3/source.html "PostgreSQL 8.3 - Chapter 55. PostgreSQL Coding Conventions") / [8.2](/docs/8.2/source.html "PostgreSQL 8.2 - Chapter 55. PostgreSQL Coding Conventions") / [8.1](/docs/8.1/source.html "PostgreSQL 8.1 - Chapter 55. PostgreSQL Coding Conventions") / [8.0](/docs/8.0/source.html "PostgreSQL 8.0 - Chapter 55. PostgreSQL Coding Conventions") / [7.4](/docs/7.4/source.html "PostgreSQL 7.4 - Chapter 55. PostgreSQL Coding Conventions") / [7.3](/docs/7.3/source.html "PostgreSQL 7.3 - Chapter 55. PostgreSQL Coding Conventions") / [7.2](/docs/7.2/source.html "PostgreSQL 7.2 - Chapter 55. PostgreSQL Coding Conventions") / [7.1](/docs/7.1/source.html "PostgreSQL 7.1 - Chapter 55. PostgreSQL Coding Conventions")

## Chapter 55. PostgreSQL Coding Conventions

## Submit correction

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