collect_list(col) will give you an array with all of the data from that column However, the scalability of this approach will have limits.
-----Original Message----- From: mahender bigdata [mailto:mahender.bigd...@outlook.com] Sent: Monday, March 28, 2016 5:47 PM To: user@hive.apache.org Subject: Best way of Unpivoting of hiva table data. Any Analytic function for unpivoting Hi, Has any one implemented Unpivoting of Hive external table data. We would like Convert Columns into Multiple Rows. We have external table, which holds almost 2 GB of Data. is there best and quicker way of Converting columns into Row. Any Analytic functions available in Hive to do Unpivoting. ====================================================================== THIS ELECTRONIC MESSAGE, INCLUDING ANY ACCOMPANYING DOCUMENTS, IS CONFIDENTIAL and may contain information that is privileged and exempt from disclosure under applicable law. If you are neither the intended recipient nor responsible for delivering the message to the intended recipient, please note that any dissemination, distribution, copying or the taking of any action in reliance upon the message is strictly prohibited. If you have received this communication in error, please notify the sender immediately. Thank you.
