Yes, it is possible to run Spark and Mesos with Hadoop by launching each of these as a separate service on the machines. Mesos acts as a unified scheduler that assigns tasks to either Spark or Hadoop.
No, it is not mandatory, but there ...READ MORE
No, not mandatory, but there is no ...READ MORE
Hadoop 3 is not widely used in ...READ MORE
Real-time data processing is not possible directly ...READ MORE
Firstly you need to understand the concept ...READ MORE
put <localSrc> <dest>
copyFr ...READ MORE
In your case there is no difference ...READ MORE
For accessing Hadoop commands & HDFS, you ...READ MORE
With mapPartion() or foreachPartition(), you can only ...READ MORE
It's not the collect() that is slow. ...READ MORE
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