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From Shreepadma Venugopalan <shreepa...@cloudera.com>
Subject Re: Multiuser setup on Hive
Date Thu, 22 Nov 2012 07:40:26 GMT
Hi Austin,

Hive authorization in its current form has a number of bugs and it is not
recommended that you use it. We are planning to work on supporting
authorization in a subsequent version of Hive.

Thanks.
Shreepadma


On Wed, Nov 21, 2012 at 11:12 PM, Austin Chungath <austincv@gmail.com>wrote:

> Hi Bejoy,
>
> Thanks for the quick reply.
> I had been reading through hive authorization
> https://cwiki.apache.org/Hive/languagemanual-auth.html
>
> Is it any good. Can anyone explain what happens if I enable this?
> Will I be able to prevent users from deleting other user's tables?
>
>
> Regards,
> Austin
>
>
>
> On Thu, Nov 22, 2012 at 12:20 PM, Bejoy KS <bejoy_ks@yahoo.com> wrote:
>
>> **
>> Hi Austin
>>
>> In hive currently you can have permissions only on the hdfs layer not on
>> the metastore. The current hive metastore don't have multiuser permission
>> support. Any user will be able to drop the metadata information now.
>> Regards
>> Bejoy KS
>>
>> Sent from handheld, please excuse typos.
>> ------------------------------
>> *From: * Austin Chungath <austincv@gmail.com>
>> *Date: *Thu, 22 Nov 2012 12:16:24 +0530
>> *To: *<user@hive.apache.org>; <user@hadoop.apache.org>
>> *ReplyTo: * user@hive.apache.org
>> *Subject: *Multiuser setup on Hive
>>
>> Hi,
>>
>> I had been trying to set up a multi user environment for hive.
>> I have set up the hive metastore db in MySQL and hive works.
>>
>> Consider this scenario:
>>
>> user1 has created a database data1
>> user2 has created a database data2
>>
>> Now user2 logs into hive and he is able to see and delete database data2
>>
>> How do I prevent this?
>>
>> Regards,
>> Austin
>>
>>
>>
>
>

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