Very nice explanation Bro....
How the key is decided by spark or map reduce?? How it knows to pick a key?
Suppose i am reading a file of 1gb, then how key is decided?
The concept of Hive bucketing is based on the hashing technique. Is it same like Hash partition?
Please explain ....
Yes , both use the same algorithm in a different way , will make a video soon
How do we say the input task and input block is 2?
Thank you sir for the brief explanation.