State of Data Last Week – Aug 22
August 22, 2010
Cool Numbers –
- 3rd largest killer – Doctors!! Resulting in 225,000 lives a year. Unnecessary surgery kills 12,000.
- World’s #1 country to live is apparently also the most promiscuous one.
- Odd of being in a plane crash? 1 in 10.8 million. Odd of surviving one, if happens? 1 in 2.63. (Barely less than coin flip). Odd of surviving a plane crash in a year? 1 in 28.4M. These folks are indeed lucky!
- Flash adds 7 years to your age, and Panasonic Micro 4/3s will most likely make you look the best compared to other cameras (analysis of about 11.4M photo-opinion reveal some other ‘secrets’ too).
What exactly is “Data Science” and why the future belongs to folks turning data into product.
SaaS vendor Workday’s interesting database architecture – Entirely in-memory; “Workday’s database, if relationally designed, would require “1000s” of tables”
Excellent guide to performance (index strategies) for data developers – time to replace the overused metaphor – “index is more complex than a phone book because it undergoes constant change .. phone book doesn’t provide enough space to write a new entry between to existing ones ”
Hadoop ecosystem World Map – e.g., hiho and Sqoop for loading RDBMS data into Hadoop.
bashreduce – MapReduce in a bash script. Split your unix command across many machines. Brilliant!
Teradata Product Strategy – intelligently split databases among flash (SSD) and disk