Big Data

Hadoop Basics

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1. Book:Hadoop the Definitive Guide Third Edition --Tim White
2. Terms Used : MapReduce,HDFS,Pig,Hive,HBase,Sqoop,Cluster,Nodes,parallel Processing
3. Packages used in java for map,reduce and map Reduce job are as follows
   • import org.apache.hadoop.mapreduce.mapper
   • import org.apache.hadoop.mapreduce.reducer
   • import org.apache.hadoop.mapreduce.job