---
> *From:* Bruce Bian
> *To:* user@hive.apache.org; Bejoy Ks
> *Sent:* Monday, March 19, 2012 7:48 PM
> *Subject:* Re: how is number of mappers determined in mapside join?
>
> Hi Bejoy,
> Thanks for your reply.
> The function is from the book, Hadoop The Definitive Guide 2nd
ither 128 or 256 Mb blocks.
Hope it helps!..
Regards
Bejoy
From: Bruce Bian
To: user@hive.apache.org; Bejoy Ks
Sent: Monday, March 19, 2012 7:48 PM
Subject: Re: how is number of mappers determined in mapside join?
Hi Bejoy,
Thanks for your reply.
The fun
point me to the
> document from which you got this?
>
> Regards
> Bejoy
>
> --
> *From:* Bruce Bian
> *To:* user@hive.apache.org
> *Sent:* Monday, March 19, 2012 2:42 PM
> *Subject:* how is number of mappers determined in mapside join?
&
MB, your table size.
I'm not sure of the formula you posted here, Can you point me to the document
from which you got this?
Regards
Bejoy
From: Bruce Bian
To: user@hive.apache.org
Sent: Monday, March 19, 2012 2:42 PM
Subject: how is number of ma
Hi there,
when I'm executing the following queries in hive
set hive.auto.convert.join = true;
CREATE TABLE IDAP_ROOT as
SELECT a.*,b.acnt_no
FROM idap_pi_root a LEFT OUTER JOIN idap_pi_root_acnt b ON
a.acnt_id=b.acnt_id
the number of mappers to run in the mapside join is 3, how is it
determined?