Data Engineer Given a list of followers in the format:123, 345234, 678345, 123…Where column one is the ID of the follower and column two is the ID of the followee. Find all mutual following pairs (the pair 123, 345 in the example above). How would you use Map/Reduce to solve the problem when the list does not fit in memory?
783How would you use Map/Reduce to split a very large graph into smaller pieces and parallelize the computation of edges according to the fast/dynamic change of data?
730Post New Twitter Apache Hadoop Interview Questions
What is the new layer in Siebel x version?
What is the difference between kernel and operating system?
What is the advantage of hadoop over java serialization?
Explain datapool?
write a query to mysql in safe mode and to change the root password
What is blob datatype in mysql?
What is vlookup wikipedia?
export sales contract and domestic sales contract? india's trade in commercial services?
How many types of functions are there in excel?
What is the use of android os?
How to Calculate PF with interest or without interest.
How can you activate profiles?
How do I fix error 0xc000007b?
What is web administration in blue prism?
What is the difference between Case Object and Object(Normal Object)?