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Re: Best possible approach to list all the data elements of a program

 

Hi Chathura,

Yeah, it is pretty powerful. More examples in the documentation, also on
filtering exactly which results and what fields you like to see.

Have fun!
Knut

On Sun, May 15, 2016 at 7:17 PM, chathura widanage <
chathurawidanage@xxxxxxxxx> wrote:

> Hi Knut,
>
> This is really amazing. Didn't know that this kind of querying is possible
> with the API.
>
> Thank you very much.
>
>
> On Sun, May 15, 2016 at 10:40 PM, Knut Staring <knutst@xxxxxxxxx> wrote:
>
>> Or better:
>>
>> https://play.dhis2.org/demo/api/programs/IpHINAT79UW.json?fields=programStages[programStageDataElements[dataElement[name,id]]]
>>
>> On Sun, May 15, 2016 at 7:09 PM, Knut Staring <knutst@xxxxxxxxx> wrote:
>>
>>> Maybe something like this:
>>>
>>> https://play.dhis2.org/demo/api/programs/IpHINAT79UW.json?fields=programStages[programStageDataElements[:all]]
>>>
>>> On Sun, May 15, 2016 at 6:48 PM, chathura widanage <
>>> chathurawidanage@xxxxxxxxx> wrote:
>>>
>>>> Dear devs,
>>>>
>>>> What will be the best possible approach (minimum number of API calls)
>>>> to get all the dataElements which are relevant for a selected program.
>>>>
>>>> I couldn't find out a direct API call for this, so currently following
>>>> the below flow.
>>>>
>>>> Program (1) -> programStages (n) -> programStageDataElements (m) ->
>>>> dataElement (m)
>>>>
>>>> Assuming a Program has n programStages and, each programStage has m
>>>> programStageDataElements, to get all the dataElements (displayName of data
>>>> elements) it takes n x m x m API calls.
>>>>
>>>> Since this isn't an acceptable approach, would it be possible to
>>>> minimize the number of API calls?
>>>>
>>>> Thanks
>>>> Chathura
>>>>
>>>> _______________________________________________
>>>> Mailing list: https://launchpad.net/~dhis2-devs
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>>>>
>>>>
>>>
>>>
>>> --
>>> Knut Staring
>>> Dept. of Informatics, University of Oslo
>>> Norway: +4791880522
>>> Skype: knutstar
>>> http://dhis2.org
>>>
>>
>>
>>
>> --
>> Knut Staring
>> Dept. of Informatics, University of Oslo
>> Norway: +4791880522
>> Skype: knutstar
>> http://dhis2.org
>>
>
>
>
> --
> Best Regards,
>
> *Chathura Widanage,*
> Undergraduate,
> Department of Computer Science and Engineering,
> University of Moratuwa,
> Sri Lanka
>
> <https://www.linkedin.com/profile/public-profile-settings?trk=prof-edit-edit-public_profile>
>   <http://facebook.com/chathura.widanage>
> <https://plus.google.com/u/0/109418781686423002025>
> <https://github.com/chathurawidanage>
>



-- 
Knut Staring
Dept. of Informatics, University of Oslo
Norway: +4791880522
Skype: knutstar
http://dhis2.org

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