简述MapReduce编程组件,实例拆解+避坑指南,MapReduce编程组件解析,实例拆解与避坑技巧
A brief introduction to MapReduce programming components, case dissection + pitfall avoidance guide, analysis of MapReduce programming components, case dissection and pitfall avoidance tips
以上为机器翻译结果，长、整句建议使用 人工翻译 。