Mastering Hadoop

Preface

We are in an age where data is the primary driver in decision-making. With storage costs declining, network speeds increasing, and everything around us becoming digital, we do not hesitate a bit to download, store, or share data with others around us. About 20 years back, a camera was a device used to capture pictures on film. Every photograph had to be captured almost perfectly. The storage of film negatives was done carefully lest they get damaged. There was a higher cost associated with taking prints of these photographs. The time taken between a picture click and to view it was almost a day. This meant that less data was being captured as these factors presented a cliff for people from recording each and every moment of their life, ...