PubSubSQL
An open-source in-memory database integrated with Publish-Subscribe
PubSubSQL makes it simple, easy and quick to develop applications that require database and notification services. Publish-Subscribe messaging is integrated with an in-memory database as a single product. When the underlying data changes, client subscribers receive updates in soft real-time without having to poll the database or implement database trigger hooks.
PubSubSQL is written in Go and runs on Linux and Windows, with Mac OS X in the works. We provide unified APIs for Go, Java and .Net...