2013

Elasticsearch Aggregations Overview

elasticsearch

One of the most exciting features of the upcoming Elasticsearch v1.0 release is the new Aggregations framework. Elasticsearch Aggregations provide a massive jump in functionality over the existing Facets API, so I've spent a bit of time playing with the latest beta release, and have prepared this post so you know what to expect from this great new feature..…
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London ElasticSearch User Group Presentation

elasticsearch meetup duedil

This week I had the fantastic oppertunity to give a presentation at the London ElasticSearch User Group, held at London's SkillsMatter eXchange. In my talk, I discuss how DueDil have been harnessing the power of ElasticSearch to build a new way of searching, analysing and exploring business information. I cover the topics of importing via the bulk indexing API, and tricks and tips ar…
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Elasticsearch "Yellow" cluster status explained

elasticsearch

In my last article, I wrote about how to get started running Elasticsearch on EC2. I breifly mentioned the cluster state switching from yellow to green and recieved a comment asking exactly what this meant. I’ve prepared this short post discussing the yellow status, and the Elasticsearch Cluster Health API.…
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Using Elasticsearch on Amazon EC2

elasticsearch amazon-ec2

Elasticsearch is a distributed search server offering powerful search functionality over schema-free documents in (near) real time. All of this functionality is exposed via a RESTful JSON API. It's built on top of Apache Lucene and like all great projects it's open source.…
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