Balaswamy Vaddeman

Balaswamy Vaddeman

Balaswamy Vaddeman
More ideas from Balaswamy

To trouble shoot hadoop issues we need to have debug logs to get more low level errors.by default debug logs are not enabled in Hortonwor...

“Mahout” – This word is used to define a man who controls the elephant by riding it and here the elephant is hadoop. This powerful tool is the combination of implementations of very popular and needful machine learning algorithms.

We can use compressed data formats like gzip and LZO in Hadoop. Gzip is not splittable and is suitable for small is sp...

As we know ,Mapreduce has two stages one is Map and second is Reduce. Map stage is responsible for filtering data and preparing the d...

When you are working on Apache Pig you might see some error codes with some error description. I would like to discuss those e...

When you are working on Apache Pig you might see some error codes with some error description. I would like to discuss those e...

Hadoop Lessons: Difference between Apache Hive and Apache Pig

Hadoop Lessons: Difference between Apache Hive and Apache Pig