Re: Creating Surrogate Keys in Hive

2017-11-21 Thread Alan Gates
It isn't possible to guarantee sequential keys because tasks run in parallel. You can write a UDF to assign a unique id or sequential ids within a task. Alan. On Tue, Nov 21, 2017 at 3:53 AM, kishore kumar wrote: > Hi, > > Could some one suggest how to create surrogate keys sequentially in hiv

Creating Surrogate Keys in Hive

2017-11-21 Thread kishore kumar
Hi, Could some one suggest how to create surrogate keys sequentially in hive ? -- Thanks, Kishore.