5478/akka-in-spark
Spark uses Akka basically for scheduling. All the workers request for a task to master after registering. The master just assigns the task. Here Spark uses Akka for messaging between the workers and masters.
Hope it helps.
Yes, you can reorder the dataframe elements. You need ...READ MORE
As parquet is a column based storage ...READ MORE
its late but this how you can ...READ MORE
You can use the function expr val data ...READ MORE
For accessing Hadoop commands & HDFS, you ...READ MORE
No, you can run spark without hadoop. ...READ MORE
CDH is basically a packaged deal, where ...READ MORE
The reason you are not able to ...READ MORE
Caching the tables puts the whole table ...READ MORE
Minimizing data transfers and avoiding shuffling helps ...READ MORE
OR
At least 1 upper-case and 1 lower-case letter
Minimum 8 characters and Maximum 50 characters
Already have an account? Sign in.