State of Data Last Week – Oct 30
October 30, 2010
<Analysis> Here’s one for buy newest Mac ‘netbook’ or gifts for Holidays without raiding the savings account. Get a quick $25K predicting number and type of newspapers / magazines Hearst should place on different newsstands, all data needed is there.
<Architecture> Marrying memcached and noSQL – GigaSpaces now have memcached support.
<Big Data> “noSQL took away relational model and gave nothing back”? Very interesting thread (real developers’ feedback, with some religious war-flames too) launched after ‘noSQL evening in Palo Alto’
<DBMS> Things we can learn from StackOverflow’s Data Center Migration & Server upgrade – (a) even if you move up to *much faster* processors, default BIOS settings may yield lower clock-speeds than before; (b) StackOverflow’s full text query takes about 335ms
<Learning> Palo Alto – How Facebook uses MySQL to serve 0.5B users – Tech Talk on Nov 2 – 7 to 9PM. Also will stream live!
<Visualization> Experiment of visualizing data using hand and longtime exposure – German population pyramid 1994-2009.
- 1 in a 4 trillion chance? Well just happened twice in three weeks – exact six numbers were drawn at an Israeli lottery.
- Texas A&M uses data and figures out if some Oceanography professor lost the university ~$1M, or a Chemistry one earns ~$5M.
- First time since 1993, number of people in average household (2.59 in 2009) increased in US. It’s not increased birth rate, but younger folks staying longer with parents. “typical home has more bedrooms than two years ago … cleanliness of bathroom has probably deteriorated”