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Hive, mail # user - Use RANK OVER PARTITION function in Hive 0.11


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Re: Use RANK OVER PARTITION function in Hive 0.11
Jérôme Verdier 2013-07-17, 09:11
Hi Vijay,

Could you give me an example, i'm not sure of what you're meaning.

Thanks,
2013/7/17 Vijay <[EMAIL PROTECTED]>

> As the error message states: "One ore more arguments are expected," you
> have to pass a column to the rank function.
>
>
> On Wed, Jul 17, 2013 at 1:12 AM, Jérôme Verdier <
> [EMAIL PROTECTED]> wrote:
>
>> Hi Richa,
>>
>> I have tried a simple query without joins, etc....
>>
>> SELECT RANK() OVER (PARTITION BY mag.co_societe ORDER BY
>> mag.me_vente_ht),mag.co_societe, mag.me_vente_ht FROM
>> default.thm_renta_rgrp_produits_n_1 mag;
>>
>> Unfortunately, the error is the same like previously.
>>
>> Error: Query returned non-zero code: 40000, cause: FAILED:
>> SemanticException Failed to breakup Windowing invocations into Groups. At
>> least 1 group must only depend on input columns. Also check for circular
>> dependencies.
>>
>> Underlying error:
>> org.apache.hadoop.hive.ql.exec.UDFArgumentTypeException: One or more
>> arguments are expected.
>> SQLState:  42000
>> ErrorCode: 40000
>>
>>
>>
>>
>> 2013/7/17 Richa Sharma <[EMAIL PROTECTED]>
>>
>>> Jerome
>>>
>>> I would recommend that you try Rank function with columns from just one
>>> table first.
>>> Once it is established that rank is working fine then add all the joins.
>>>
>>> I am still on Hive 0.10 so cannot test it myself.
>>> However, I can find a similar issue on following link - so its possible
>>> you are facing issues due to this reported bug.
>>>
>>> https://issues.apache.org/jira/browse/HIVE-4663
>>>
>>>
>>> Richa
>>>
>>>
>>> On Tue, Jul 16, 2013 at 6:41 PM, Jérôme Verdier <
>>> [EMAIL PROTECTED]> wrote:
>>>
>>>> You can see my query below :
>>>>
>>>> SELECT
>>>>             mag.co_magasin,
>>>>             dem.id_produit                                  as
>>>> id_produit_orig,
>>>>             pnvente.dt_debut_commercial                     as
>>>> dt_debut_commercial,
>>>>             COALESCE(pnvente.id_produit,dem.id_produit)     as
>>>> id_produit,
>>>>             RANK() OVER (PARTITION BY mag.co_magasin, dem.id_produit
>>>> ORDER BY pnvente.dt_debut_commercial DESC,
>>>> COALESCE(pnvente.id_produit,dem.id_produit) DESC) as rang
>>>>
>>>> FROM default.demarque_mag_jour dem
>>>>
>>>>           LEFT OUTER JOIN default.produit_norm pn
>>>>           ON  pn.co_societe = dem.co_societe
>>>>           AND pn.id_produit = dem.id_produit
>>>>           LEFT OUTER JOIN default.produit_norm pnvente
>>>>           ON  pnvente.co_societe = pn.co_societe
>>>>           AND pnvente.co_produit_rfu = pn.co_produit_lip
>>>>           INNER JOIN default.kpi_magasin mag
>>>>           ON mag.id_magasin = dem.id_magasin
>>>>
>>>>
>>>> GROUP BY
>>>>             mag.co_magasin,
>>>>             dem.id_produit,
>>>>             pnvente.dt_debut_commercial,
>>>>             COALESCE(pnvente.id_produit,dem.id_produit);
>>>>
>>>>
>>>> 2013/7/16 Richa Sharma <[EMAIL PROTECTED]>
>>>>
>>>>> Can you share query with just RANK().
>>>>>
>>>>> Richa
>>>>>
>>>>>
>>>>> On Tue, Jul 16, 2013 at 6:08 PM, Jérôme Verdier <
>>>>> [EMAIL PROTECTED]> wrote:
>>>>>
>>>>>> Hi Richa,
>>>>>>
>>>>>> I tried to execute the rank function alone, but the result is the same
>>>>>>
>>>>>> Thanks
>>>>>>
>>>>>>
>>>>>> 2013/7/16 Richa Sharma <[EMAIL PROTECTED]>
>>>>>>
>>>>>>> Hi Jerome
>>>>>>>
>>>>>>>
>>>>>>> I think the problem is you are trying to use MIN, SUM and RANK
>>>>>>> function in a single query.
>>>>>>>
>>>>>>> Try to get the rank first in a query and on top of it apply these
>>>>>>> aggregate functions
>>>>>>>
>>>>>>> Richa
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> On Tue, Jul 16, 2013 at 2:15 PM, Jérôme Verdier <
>>>>>>> [EMAIL PROTECTED]> wrote:
>>>>>>>
>>>>>>>> Hi,
>>>>>>>>
>>>>>>>> I have a problem while using RANK OVER PARTITION function with Hive.
>>>>>>>>
>>>>>>>> Hive is in version 0.11 and, as we can see here :
>>>>>>>> https://cwiki.apache.org/Hive/languagemanual-windowingandanalytics.html,
>>>>>>>> we can now use these functions in Hive.
*Jérôme VERDIER*
06.72.19.17.31
[EMAIL PROTECTED]