Monthly Archive: November 2014

MapReduce Flow Chart Sample Example

In this mapreduce tutorial we will explain mapreduce sample example with its flow chart. How to work mapreduce for a job. A SIMPLE EXAMPLE FOR WORD COUNT We have a large collection of text documents …

Saving Objects using Hibernate APIs

Introduction to Hibernate An ORM tool. Used in the data layer of application. Implement JPA. JPA (Java persistence api):- this is set of standards for and java persistence api. The problem with JDBC Mapping member …

Introduction to MapReduce

In this hadoop tutorial we will introduce map reduce, what is map reduce. Before map reduce how to analyze the bigdata. Please look into following picture. Here bigdata split into equal size and grep it …

Hadoop Confiuration

Hadoop Configuration  I have to do in the following layers. HDFS Layer NameNode-Master DataNode-Store Data(Actual Storage) MapReduce Layer JobTracker TaskTracker Secondary Namenode– storing backup of NameNode it will not work as an alternate namenode, it …

Hadoop Installation Tutorial (Hadoop 1.x)

Software Required- Setup Virtual Machine Step1. >goto traffictool.net->goto ubuntu(Ubuntu1404)->download it->extract it Step2. Suppose your directory after extract it “D:personal datahadoopUbuntu1404” Step3. >goto google->search VMWARE PLAYER->goto result select DESKTOP & END USER->download it->install it Step4. After …