We can do a secondary sorting in spark as with map reduce .We need to define a composite key when…
Inverted index pattern is used to generate an index from a data set to allow for faster searches or data…
A standard deviation shows how much variation exists in the data from the average. Problem Given a list of employee…
Problem to Solve : Given a list of employees with there department and salary find the average salary in each…
Problem : 1. Given a list of employees with there department and salary find the maximum and minimum salary in…
Lets say we want to send a custom object as the kafka value type and we need to push this…
Batch and Window Sizes – The most common question is what minimum batch size Spark Streaming can use. In general,…