A large dataset containing each record in the following format: recordID: parentRecordID:message Where each record is a text line, recordID is an integer, and parentRecordID is an existing recordID that the message is referencing to. Please note that the parentIDRecordID field is blank for original record that does not reference to anything. a. Write a Java Stream program to count all the records that contain both: Trump and Covid19 or Trump and coronavirus. b. Describe how you would structure/design the solution for this problem in a map-reduce format
A large dataset containing each record in the following format: recordID: parentRecordID:message Where each record is a text line, recordID is an integer, and parentRecordID is an existing recordID that the message is referencing to. Please note that the parentIDRecordID field is blank for original record that does not reference to anything. a. Write a Java Stream program to count all the records that contain both: Trump and Covid19 or Trump and coronavirus. b. Describe how you would structure/design the solution for this problem in a map-reduce format
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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A large dataset containing each record in the following format:
recordID: parentRecordID:message
Where each record is a text line, recordID is an integer, and parentRecordID is an existing recordID that the message is referencing to. Please note that the parentIDRecordID field is blank for original record that does not reference to anything.
a. Write a Java Stream program to count all the records that contain both: Trump and Covid19 or Trump and coronavirus.
b. Describe how you would structure/design the solution for this problem in a map-reduce format
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