How to find the number of records using Map Reduce
Requirement In real time scenario, data files contain many records. Also, there may be many data files available. In thatRead more.
How to find duplicate value using Map Reduce
Requirement Suppose you get data files which are having user’s basic information like first name, last name, designation, city etc.Read more.
How to get distinct words of a file using Map Reduce
Requirement Suppose you have a file with full of contents. In this file, many words are repeatable. Now the requirementRead more.
How to find duplicate record using Map Reduce
Requirement Suppose you have a data files which are having duplicate records i.e. a line of a file is occurringRead more.