In this channel I will attempt to post tutorials and programming examples that fall within the scope of the below topics: 1. Data engineering techniques 2. Distributed systems 3. Big data technologies. Between My name is Vinod and I am a Principal Data Engineer with a Masters degree in Data {description} Knowledge Engineering {description} have over 8 years of professional experience. I also possess a research publication on Database Optimization Techniques (Radix Join Optimization). Further I also write on medium {description} also administer a Quora space for such topics. For collaboration please send me an email. Please note: 1. I will not help in solving your interview questions implementing your projects or giving project advice. 2. I do not represent my employer here.