Chapter 1. Introducing streaming data
This chapter covers
- Differences between real-time and streaming data systems
- Why streaming data is important
- The architectural blueprint
- Security for streaming data systems
Data is flowing everywhere around us, through phones, credit cards, sensor-equipped buildings, vending machines, thermostats, trains, buses, planes, posts to social media, digital pictures and video—and the list goes on. In a May 2013 report, Scandinavian research center Sintef estimated that approximately 90% of the data that existed in the world at the time of the report had been created in the preceding two years. In April 2014, EMC, in partnership with IDC, released the seventh annual Digital Universe study (www.emc.com/about/news/press/2014/20140409-01.htm ...