Over the years businesses world over have been saving data pertaining to business, customers, products, services etc which according to some sources has grown to about 2.5 quintillion bytes of data being generated everyday world over. These data could be in structured or unstructured format however the point is the businesses now realize there is immense wealth treasured in these data sets since they can give a lot of information on product development,customer understanding wrt behavior, buying patterns, trends,social patterns, projections, patterns etc and hence comes the need for learning big data. Introducing “Hadoop”- the core platform for structuring Big Data and making it useful for analytics purposes. The Hadoop training program equips you to pull right data from those burried over years, run analytics so as to improve business.. .
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Hadoop Classes,What is MapReduceBase?
Mapper Class and its Methods.
What is Partitioner and types.
Hadoop specific datatypes
Working on unstructured data analytics.
What is an iterator and its usage techniques.
Types of mappers and reducers.
What is output collector and its significance.
Workaround with Joining of datasets.
Complications with mapreduce.
Anagram example,Teragen Example,Terasort Example
Working with multiple mappers.
Working with weather data on multiple datanodes in a Fullydistributed architecture.
UseCases where mapreduce anatomy fails.
Interview questions based on JAVA mapreduce
Introduction to Pig Latin, History and evolution of Pig latin, Why Pig is used only with Bigdata, Pig architecture and overview of Compiler and Execution Engine, Pig Release and significance with bugfixes,
Pig Specific Datatypes, Complex DatatypesBags, Tuples, FieldsPig Specific Methods, Comparison Between Yahoo Pig & Facebook Hive.
Working with Grunt Shell, Grunt commands(total 17)Pig Data input techniques for flatfiles(comma separated, tab delimited and fixed width).
Working with schemaless approachHow to attach schema to a file/table in pig, Schema referencing for similar tables and files, Working with delimiters