Data integration challenges for the extended information enterprise
In the extended enterprise, data integration challenges abound. David Loshin explains.
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Tracking the reentry of China's space station
If you grew up as a space-junkie kid like me, then you've probably been watching the news for the past few days, wondering when and where China's Tiangong 1 space station was going to fall out of orbit, and crash to Earth. According to Popular Mechanics (PM), that happened at 8:16pm
The chi-square test: An example of working with rows and columns in SAS
As a general rule, when SAS programmers want to manipulate data row by row, they reach for the SAS DATA step. When the computation requires column statistics, the SQL procedure is also useful. When both row and column operations are required, the SAS/IML language is a powerful addition to a