Recently, I’ve received many requests to build the Vietnamese Analysis plugin when a new version of Elasticsearch is released but sometimes I’m not available to do it immediately. In case of urgent, you can build the plugin yourself with following steps. ...

This post is part of a series covering the architecture of Elasticsearch based on my experience while working with it. In this post, we’ll be discussing how the cluster works, try to find answers for following questions: How a node in cluster talks to others? What happens when a node joins or leaves the cluster? What happens when a node stops or has encountered a problem? ...

How to persist an enumeration effectively? Here is my experience. I’ll use Wordpress as an example. We all know that every post in Wordpress blog system has a status with possible values: draft, pending-review, published and so on. ...