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 48 | HDPCD | Printing the execution plan of 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 print the execution plan of a Hive query. Let us begin, then. This is one of the simplest tutorials in this certification series. In … Continue reading Post 48 | HDPCD | Printing the execution plan of a Hive query

Post 29 | HDPCD | Define a Hive-managed Table

Hello, everyone. Welcome to the second post in the Data Analysis section of the HDPCD certification series. In the last tutorial, we saw the three ways in which we run the hive commands. In this tutorial, we are going to create the hive-managed table i.e. hive internal table. For creating a hive-managed or internal table, … Continue reading Post 29 | HDPCD | Define a Hive-managed Table

STORE ARRAY DATA IN HIVE INTERNAL TABLE

Array<Datatype> is considered to be the complex datatype in case of HIVE which is used to store the data into internal/external tables using the data present in the local files. It is customary to specify the collections’ behavior while creating the table itself. We need to pass the argument which specifies which character is used … Continue reading STORE ARRAY DATA IN HIVE INTERNAL TABLE