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Posted to user@hive.apache.org by Anson Abraham <an...@gmail.com> on 2012/01/27 17:37:14 UTC

Sequence generated Id in Hive

Does Hive support automated sequence Id generation, or does a "udf" have to
be created per each object that is created?

Re: Sequence generated Id in Hive

Posted by Mapred Learn <ma...@gmail.com>.

Hive 0.8.0 has row_sequence UDF but it generates unique seq ids only per mapper, not across the job.

Sent from my iPhone

On Jan 27, 2012, at 8:37 AM, Anson Abraham <an...@gmail.com> wrote:

> Does Hive support automated sequence Id generation, or does a "udf" have to be created per each object that is created?