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Heroku Blog

Heroku Connect APIs Now GA

Today we’re announcing that the APIs for the Heroku Connect data synchronization service are now GA. These fully supported endpoints will help our users with the tasks they most need repeatable automation for: creating consistent configuration across development, staging, and production environments; managing connections across multiple Salesforce deployments; and integrating Heroku Connect status with their existing operational systems and alerts.

When we first released Heroku Connect, users were delighted with the simple point and click …

Real-Time Rails: Implementing WebSockets in Rails 5 with Action Cable

It's been one year since Action Cable debuted at RailsConf 2015, and Sophie DeBenedetto is here to answer the question in the minds of many developers: what is it really like to implement "the highlight of Rails 5"? Sophie is a web developer and an instructor at the Flatiron School. Her first love is Ruby on Rails, although she has developed projects with and written about Rails, Ember and Phoenix.

Recent years have seen the …

Postgres 9.5 General Availability

Starting today, Postgres 9.5 is now the new default version for all new Heroku Postgres databases. We’ve had hundreds of customers using early beta versions of 9.5 and the feedback has been positive. For many customers, the new UPSERT functionality was the last feature that prevented many of them from moving from other relational databases to Postgres. The engineering staff at Heroku and the Postgres community at large has spent years bringing UPSERT to fruition …

Container-Ready Rails 5

Rails 5 will be the easiest release ever to get running on Heroku. You can get it going in just five lines:

$ rails new myapp -d postgresql $ cd myapp $ git init . ; git add . ; git commit -m first $ heroku create $ git push heroku master

These five lines (and a view or two) are all you need to get a Rails 5 app working on Heroku — there …

Announcing Heroku Kafka Early Access

Today we are happy to announce early access to Heroku Kafka. We think Kafka is interesting and exciting because it provides a powerful and scalable set of primitives for reasoning about, building, and scaling systems that can handle high volumes and velocities of data. Heroku Kafka makes Kafka more accessible, reliable, and easy to integrate into your applications.

What is Kafka?

Apache Kafka is a distributed commit log for fast, fault-tolerant communication between producers …

Session Affinity now Generally Available

Today we are announcing that Session Affinity routing is now generally available as a fully supported part of the Heroku Platform. When Session Affinity is enabled for an app, requests from a given browser will always be routed to the same Dyno. Under the hood, the Heroku Router will add a cookie to all incoming requests from new clients; this cookie allows subsequent requests from that client to return to the same Dyno. With specific …

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