Why It's So Hard to Add a Column in the Middle of a PostgreSQL Table

Other: Database Architecture(bytebase.com)view on HackerNews
PostgreSQLdatabase architecturecolumn orderingstorage efficiencyperformance optimization.

Author: thunderbong

Date: 7/19/2026

Article Summary:
A discussion on why PostgreSQL cannot add a column in the middle of a table and the implications of this limitation on data storage and performance.