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 to … Continue 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 last tutorial, 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 performing … Continue reading Post 49 | HDPCD | Using a subquery within a Hive query

Post 39 | HDPCD | Load data into a Hive table from an HDFS directory

Hello, everyone. Thanks for returning for the next tutorial in the HDPCD certification series. In the last tutorial, we saw how to load data into a Hive table from a local directory. In this tutorial, we are going to see how to load the data from the local Directory into the Hive table. Let us begin then. … Continue reading Post 39 | HDPCD | Load data into a Hive table from an HDFS directory

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 on … Continue reading Post 4 | HDPCD | Free-form Query Import

Post 3 | HDPCD | Sqoop Import

Hi everyone, hope you are finding the tutorials useful. From this tutorial onwards, we are going to perform objectives for HDPCD certification. In this tutorial, we are going to see the first objective in Data Ingestion category. If you go to Hortonworks' objective page here, you will find it to be worded as "Import data from … Continue reading Post 3 | HDPCD | Sqoop Import