Kostiantyn's blog

ElasticSearch is a hot topic today. This is powerful open source search and analytics engine that makes data easy to explore. Several times ...

I've made discovery working on the last task: could you imagine that there are many many many geographical coordinate systems in the wor...

It's very common to use Distributed Cache for Map joins - it gives a possibility to implement extremely fast join of huge dataset with a...

It's common situation in enterprises when developers are working on Windows platform. When you are working with Hadoop, it sounds as a f...

Several months ago I developed Chrome browser plugin for my own needs. As a Hadoop engineer I faced with one problem everyday. I run a lot o...

Perhaps, Hive is the most successful component of today's Hadoop infrastructure. It provides simple and efficient way of creating Hadoop...

There is my first experience with Apache Spark, running it on Hadoop . I faced in several issues during running my piece of code. To be ho...