Post 52 | HDPCD | The conclusion

Hi everyone. Finally, we have reached the end of this tutorial series. It’s been so long. We started this journey together on January 15th, 2017, and, 276 days later this beautiful journey is coming to an end. But, we do not need to worry, because, I am working on something new and would love toContinue reading “Post 52 | HDPCD | The conclusion”

Post 49 | HDPCD | Using a subquery within a Hive query

Hello, everyone. Welcome to one more tutorial in the HDPCD certification series. In the┬álast┬átutorial, we saw how to enable vectorization in Hive. In this tutorial, we are going to see how to run a subquery within a Hive query. Let us begin, then. As you can see from the above screenshot, the process of performingContinue reading “Post 49 | HDPCD | Using a subquery within a Hive query”

Post 4 | HDPCD | Free-form Query Import

Hello everyone, in this tutorial, we are going to see the 2nd objective in data ingestion category. The objective is listed on Hortonworks website under data ingestion and looks like this. In the previous objective, we imported entire records from a MySQL table, whereas in this post, we are going to import data based onContinue reading “Post 4 | HDPCD | Free-form Query Import”