Flume allows to directly tranfer messages into a file. It even allows such files to be stored on Hadoop. This opens a way to capture messages in a file that […]


I encountered the term “serialise”. But what does it mean? I understood the term “serialise” when I read a comment that explained that data structures can be created inside, say, […]

Avro in Java

Another example shows a similar idea. In this example a stream is created. This stream consists of 3 objects that contain a name and a number. Once the stream is […]

SQL Loader

The SQL Loader is a facility that allows you to load data files blazingly fast. It is able to do as data files are directly written to disk without any […]