Scaling Rails with PostgreSQL Read Replicas: Part 3 - Production Excellence
Master production deployment strategies, monitoring, performance optimization, and failure handling for Rails applications using PostgreSQL read replicas.
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Scaling Rails with PostgreSQL Read Replicas: Part 2 - Advanced Patterns and Gotchas
Deep dive into handling replication lag, implementing automatic connection switching, and solving real-world challenges with read replicas in Rails applications.
Scaling Rails with PostgreSQL Read Replicas: Part 1 - Understanding the Basics
Learn when and why to use read replicas in Rails applications, understand the architecture, and implement basic read/write splitting with real-world examples.
PostgreSQL 17's MERGE with RETURNING: The Game-Changer Rails Developers Have Been Waiting For
PostgreSQL 17 introduces RETURNING support to the MERGE statement, solving a long-standing limitation that forced developers to choose between atomic upserts and knowing what actually happened to their data.
Rails with_connection: The better way to manage database connections
Rails 7.2 introduced `with_connection` for better database connection management. Learn why you should use it instead of the traditional `connection` method.
Rails 7.1 handles long auto-generated index names with a limit
Rails 7.1 adds a limit of 62 bytes on auto-generated index names. There is also a bonus deep dive at the end.
The target _blank vulnerability
Are you using target='_blank' in your links? If you are, you should be using rel='noopener noreferrer' with it.
Rails adds a limit of fetching 10 records when using pretty print
ActiveRecord::Relation#pretty_print is a method that pretty prints an ActiveRecord::Relation object.