What is the difference between apache spark and pyspark?
Is pyspark a language?
Is scala faster than pyspark?
What is udf in pyspark?
Is pyspark dataframe immutable?
Why scala is faster than java?
Is scala good for machine learning?
What is a flatmap in scala?
Is scala better than python?
What language is scala written in?
What companies use scala?
Is scala the best language ever?
What is scala programming used for?
Why is scala good for big data?
Is scala worth learning?