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hhajhh
发表于 2016-12-9 11:17:20
Hadoop passing custom parameters
在main
job.setInt("mac.value", Integer.parseInt(args));
map/reduce,一般在configure()
int aa = job.getInt("mac.value", 0); 0是返回默认值
或者:-D mac.value=5 mpinput mpoutput
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Hadoop passing custom parameters