hive-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Connell, Chuck" <Chuck.Conn...@nuance.com>
Subject RE: How to update and delete a row in hive
Date Tue, 11 Sep 2012 13:13:02 GMT
Hive does not support row-level (or field-level) updates. It is designed as a WORM (write once
read many) data warehouse. 

You can of course code your own row updates by reading an entire Hive file, modifying a row,
then writing the file back to Hive. 

Chuck Connell
Nuance R&D Data Team
Burlington, MA


-----Original Message-----
From: Ramasubramanian [mailto:ramasubramanian.narayanan@gmail.com] 
Sent: Tuesday, September 11, 2012 9:08 AM
To: user@hive.apache.org
Subject: How to update and delete a row in hive

Hi,

What is the command to update/delete a row from hive? If not directly possible what is the
work around for that?

Regards,
Rams

Mime
View raw message