nfluence/display/Hive/LanguageManual+Joins
>
>
>
> Regards,
> Bejoy KS
>
> ------
> *From:* sudeep tokala
> *To:* user@hive.apache.org
> *Sent:* Tuesday, August 14, 2012 11:00 PM
> *Subject:* Re: OPTIMIZING A HIVE QUERY
>
> hi Bertrand,
>
&
RDMS. You want to keep
> a normalized source of data but sometimes 'unnomarlizing' it can greatly
> improves your performance. That's one of the advantage of document store.
> It is very dependent on your use cases.
>
> Bertrand
>
> On Tue, Aug 14, 2012 at 7:30
data which can not be
> stored into memory, you need to serialize them. The only solution is to
> store the data in a smarter way which would not require you to do the join.
> By the way, how do you know the serialisation is the bottleneck?
>
> Bertrand
>
>
> On Tue, Aug 1
On Tue, Aug 14, 2012 at 11:08 AM, sudeep tokala wrote:
> Hi all,
>
> How to avoid serialization and deserialization overhead in hive join query
> ? will this optimize my query performance.
>
> Regards
> sudeep
>