What is combiners?
Submitted by: AdministratorCombiners codes are used to increase the efficiency of a mapreduce process. They basically help by reducing the amount of data that needs to be shifted across to reducers. As a safe practice the mapreduce jobs should never depend upon combiners execution.
Submitted by: Administrator
Submitted by: Administrator
Read Online MapReduce Cloud Computing Job Interview Questions And Answers
Top MapReduce Cloud Computing Questions
| ☺ | Explain the purpose of the Partition function in mapreduce framework? |
| ☺ | What is combiners? |
| ☺ | Can you explain what you understand by speculative execution? |
| ☺ | When do reducers play their role in a mapreduce task? |
| ☺ | Tell me what is an input reader in reference to mapreduce? |
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