Kostiantyn's blog

Affinity analysis is a data analysis and data mining technique that discovers co-occurrence relationships <...>. In retail, affinity a...

Apache Flume is a distributed, reliable, and available service for efficiently collecting, aggregating, and moving large amounts of log d...

What is Hadoop MySQL Applier ? And how is it differ from Sqoop? In fact, Applier provides realtime data migration from MySQL into HDFS. Th...

Some days ago, I found that it would be a good idea to monitor and save (or even set) some JMX metrics in batch style. In other words, what ...

With   JMX  you can implement management interfaces for  Java  applications. Let's look at the simplest and most used example. Imagine, ...

PigUnit is the nice and extremely easy way to test your Pig script. Read more here  However, it doesn't run on Windows at all. When you...