Haoop mapreduce sample example and code lines- Mapreduce use case discussion

1. Hadoop Mapreduce word count example - execute Wordcount jar on single node cluster

2. Mapreduce program in eclipse - Generate hadoop2x-eclipse-plugin and word count example 

3. MapReduce: Find total and average salary of employees 

4. Weather report POC - MapReduce program to analyse time-temperature statistics and generate report with max/min temperature

5. MapReduce: Remove duplicate records from input file on HDFS

6. Join operation in MapReduce - Join two files(one in HDFS and other one is cached)

7. Mapreduce: Analyse customer feedback about mobile phone stored in text file and separate out positive & negative feedback in separate files

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