Rails Meets PostgreSQL 18

February 11, 2026

Compatibility, Protocol Changes, and Virtual Generated Columns in Rails 8.1

At Kaigi on Rails 2025 , Rails Committer Yasuo Honda delivered a deep technical walkthrough titled:

Rails meets PostgreSQL 18

PostgreSQL 18 was officially released on September 25, 2025 , and the talk explains how Rails adapts — not just at the marketing level, but inside the adapter, the driver boundary, and feature negotiation logic.

This article walks through:

• Version compatibility strategy
• Protocol 3.2 and cancel key changes
• pg gem implications
• UNLOGGED partition removal
• pg_stat_statements improvements
• Virtual generated columns in PostgreSQL 18
• Rails 8.1 feature support

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👉 Read the full article.

https://rubystacknews.com/2026/02/11/rails-meets-postgresql-18/

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