Question
A travel review site store ( user, hotel, review ) tuples in a data store e.g tuple is ( user1, hotel ABC, ). The data
A travel review site store ( user, hotel, review ) tuples in a data store e.g tuple is ( "user1", "hotel ABC", ""). The data analysis team wants to know which user has written the most reviews and the hotel that has been reviewed the most. write MapReduce pseudo-code to answer this question.
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started
Database Processing
Authors: David M. Kroenke, David Auer
11th Edition
B003Y7CIBU, 978-0132302678
