Technology 豆瓣技术架构的发展历程 @ QCon Beijing 2009

2009.4 [email protected] • 2005 3 • • • • 2.9M 1/4 • • 23M / 500~600/sec • 23 PC (1U*15/2U*8) • 12 • 38G memcached • 1U (frodo) • AMD Athlon 64 1.8GHz…

Documents Mid Exam Part2, Var 3

Section 5 1. CUBE can be applied to all aggregate functions including AVG, SUM, MIN, MAX, and COUNT. True or False? Mark for Review (1) Points True (*) False Correct 2. You…