According to the official documentation of Spark 1.2, Spark SQL can cache tables using an in-memory columnar format by calling sqlContext.cacheTable("tableName").
A Dataframe can be created from an ...READ MORE
You can create a data frame from ...READ MORE
Spark DStream (Discretized Stream) is the basic ...READ MORE
I think the problem can be solved ...READ MORE
You need to learn the Architecture of ...READ MORE
17)from the given choices, identify the value ...READ MORE
AWS has lots of services. For spark ...READ MORE
You have to use the comparison operator ...READ MORE
option b for you, as Hash Partitioning ...READ MORE
When creating a pair RDD from ...READ MORE
Already have an account? Sign in.